Find the zeroes of the function f(x).
f(x)=(x–3)(x+4)

Answers

Answer 1

Answer:Set \displaystyle f\left(x\right)=0f(x)=0.

Step-by-step explanation:

Set \displaystyle f\left(x\right)=0f(x)=0.

If the polynomial function is not given in factored form:

Factor out any common monomial factors.

Factor any factorable binomials or trinomials.

Set each factor equal to zero and solve to find the \displaystyle x\text{-}x- intercepts.


Related Questions

Will someone please help me with this.

Answers

Answer:

20

Step-by-step explanation:

Solve for g

g - -74 =220

Answers

Answer:

g - 74 = 220

g - 74+74 = 220 +74

g = 220 + 74

g = 294

A farmer needs to ship 8,120 pumpkins to a grocery store. If each crate can hold 56 pumpkins, how many crates will the farmer need?

Answers

8120 / 56 =145
To check if you have 145 crates with 56 pumpkins each you would have 8,120 total pumpkins
So the answer is 145 crates

HELP PLS!!!!!!!!!!!!!!!!!

Answers

Answer:

Step-by-step explanation:

the solutions are options: 2, 3, 4

The table represent temperatures for 9 days in February. What is the average temperature?

Answers

Answer:sum =378 according to your new questions.

to find average temperature

use formula

average =sum of temperature /no of measuring day

=378/9=42 is your answer

Translate the following sentence into an equation. The quotient of a number and -2, less 10, is -18. Giving brainliest

Answers

Answer:

x/2-10=18

Step-by-step explanation:

An equation is formed of two equal expressions. The given statement The quotient of a number and -2, less 10, is -18 can be written as an equation as (x/-2)-10=-18.

What is an equation?

An equation is formed when two equal expressions are equated together with the help of an equal sign '='.

Let the number be represented by x. Therefore, the given statement can be written as,

(x/-2)-10=-18

Hence, the given statement The quotient of a number and -2, less 10, is -18 can be written as an equation as (x/-2)-10=-18.

Learn more about Equation:

https://brainly.com/question/2263981

#SPJ2

Find the solution to the inequality -0.3x-5<6.7

Answers

Mmmmmmmmmmmmmmmmmmmmm

2
McCoy's parents start a bank
account for him with $200.
His parents agree to pay him $30 a I
week to clean the house and mow
the lawn. Write an equation he could!
use that will show the total amount
saved (y) and the number of weeks
works(w).

Answers

Answer:

The ideal equation form to write this in would be "y=mx+b" because it involves a starting amount (which is represented by "b") and a certain constant amount of something ("m") being fed into that starting amount over time ("x" which will be substituted for "w" because the math problem wants us to substitute). Plugging in the number's you get:

y=30w+200

Step-by-step explanation:

y---> total amount saved after plugging in all numbers including time

m--> amount of money/stuff being added to the starting point over time

x---> can represent time, or basically any independent variable that decides how long has the stuff been being fed into the overall number

b---> the starting point (in this case it is 200, in other cases it can be anything, even a negative number)

Have a wonderful day!

Stay safe, stay loved, stay blessed. :)

Divide 45 pens between devika bhoomika in the ratio 4:5​

Answers

Answer:

20:25

Step-by-step explanation:

add how many parts (4+5=9)

45/9=5

4*5=20, 5*5=25

therefore, 20:25

4.
In a rectangle the ratio of length to width is
3:1. What is the width of the rectangle if
its length is 12 cm?


I NEED HELP NOW FAST PLEASE THE CORRECT ANSWER I AM ONLY IN FORM 1​

Answers

Answer:

i need help please with my maths

Step-by-step explanation:

If 7 books cost $490, what is the cost of one dozen books​

Answers

Answer:

$840 for a dozen

Step-by-step explanation:

Find out the cost for one book. Then multiply that number by 12 (dozen).

Answer:

840

Step-by-step explanation:

490 ÷ 7 = 70

70 x 12 = 840

what is the value of x and y?

Answers

Answer:

The right answer is x = 8, y = 40.

Step-by-step explanation:

Since this triangle is isosceles we know that...

∠ACB = ∠ABC

40° = (5x)°

40 = 5x

x = 40 / 5

x = 8

We also know that the sum of all angles inside the triangle is equal to 180°, therefore...

∠BAC = 180° - ∠ACB - ∠ABC

(2y + 20)° = 180° - 40° - 40°

2y + 20 = 100

2y = 100 - 20

2y = 80

y = 80 / 2

y = 40

From this, we know that the right answer is x = 8, y = 40.

what's the domain function for y=(x+1)(x-9)

Answers

Answer:

Step-by-step explanation:

Division by zero is undefined, so the only restriction on the domain, the values of x is that x cannot equal 9. So the domain is all real numbers except 9. Or in interval notation

x=(-oo,9),(9,+oo)

Answer:

All real numbers

Step-by-step explanation:

y = (x+1)(x-9)

y = x² - 8x - 9

There are no asymptotes, restrictions of x, or holes.

Find m Please let me know if you could help me, with any more questions. I’m struggling in geometry. I wanna get back to doing sports again!

Answers

9514 1404 393

Answer:

  ∠C = 48°

Step-by-step explanation:

The two triangles are congruent by ASA. (The common side BD is between the angles marked congruent.) This means angles A and C have the same measure.

Angle A plus the two given angles will total 180°.

  ∠A = 180° -70° -62° = 48°

  ∠A = ∠C = 48°

Answer:

c=48°

Step-by-step explanation:

...............

please help thank you :)

Answers

Answer:

∠7 = 85°

Step-by-step explanation:

∠1 = 180 - 115 = 65°              Because they are supplementary angles

∠2 = 180 - 65 - 85 = 30°      Because the sum of all interior angles in a triangle

                                             equals 180°

∠3 = 90°                               given

∠6 = 180 - 90 - 30 = 60°      Because they are supplementary angles

∠4 = 180 - 155 = 25°             Because they are supplementary angles

∠5 = 180 - 25 - 60 = 95°      Because the sum of all interior angles in a

                                             triangle equals 180°

∠7 = 180 - 95 = 85°              Because they are supplementary angles

If a person is on an 1,800-calorie diet, then how many of their calories will come from fruit?

Answers

Answer:

270 calories

Step-by-step explanation:

15% of 1800 = 270.

270 calories will come from fruit

Find the area.
2m
2m
3m

Answers

Answer:

5 m²

Step-by-step explanation:

please mark me as brainliest

pls help :))))))))) uhhhhhhhhh​

Answers

The answers are 3 and -13

You need to plug 3 and -5 into x

By doing this, you get :

12 - 3^2       and

12 - (-5)^2

those expressions equal

12 - 9

12 - 25

So you get

3

-13

(12x-22) (10x-6) (7x+18)

Answers

if you click the image it will show you how to solve the equation. and give you the answer.

Help!!!!!!!!!!!!!!!!!?!?!??!!

Answers

Answer:

B

Step-by-step explanation:

I learned this a while ago, if you have the < symbol then you shade below the dotted line. You can get the rest.

please help me find the circumference and area ​

Answers

The circumference is 131.95 and the area is 1385.44

Answer:

Area is 1384.74

Circumference is 131.88

Step-by-step explanation:

42 ÷ 2 = 21

21 = radius

C=2(pie sign lol)r

2×3.14×21

131.88 ^

A= 3.14r^2

21×21 = 441

3.14×441

1384.74^

Val needs to find the area enclosed by the figure. The figure is made by attaching semicircles to each side of a 42m​-by-42m square. Val says the area is 1005.48 m^2. Find the area enclosed by the figure. Use 3.14 for pi. What error might Val have​ made?

Thanks in advance!
I don't have anymore points so please make a good and accurate answer.

Answers

Answer:

Area of the enclosed figure = 3148.74 [tex]m^{2}[/tex]

Step-by-step explanation:

Area enclosed by the figure = 2 x area of the semicircle + area of the square

For the semicircle,

radius = [tex]\frac{diameter}{2}[/tex]

          = [tex]\frac{42}{2}[/tex]

          = 21 m

area of a semicircle = [tex]\frac{1}{2}[/tex] x [tex]\pi r^{2}[/tex]

                                = [tex]\frac{1}{2}[/tex] x 3.14 x [tex](21)^{2}[/tex]

                                = 692.37 [tex]m^{2}[/tex]

area of a square = length x length

                            = 42 x 42

                            = 1764 [tex]m^{2}[/tex]

Thus,

area enclosed by the figure = 2 x 692.37 + 1764

                                              = 3148.74 [tex]m^{2}[/tex]

The total area enclosed bu the figure is 3148.74 [tex]m^{2}[/tex]

Please show your work!!

Answers

Answer:OK ILL HELP

Step-by-step explanation:Combine  

1

2

and  

x

.

y

=

x

2

3

Find the equation of the line
Use exact numbers
y=*blank*x+*blank*

Answers

You are looking for the slope and y intercept to complete the equation of the line.

The equation of a line is in something called slope intercept form. That looks like y = mx + b. m represents the slope (measure of how steep a line is, and in which direction it is going) and b represents the y intercept (y coordinate when x = 0). You need to find the slope and y intercept to complete the equation.

First, find the slope. The formula for slope is: m = (y2 - y1)/(x2 - x1) where m is the slope and (x1, y1) and (x2, y2) are points.

Pick any two points on the graph. I will use (-2, 0) and (0, 4). Now use these values to find the slope.

m = (4-0)/(0+2) = 4/2
m = 2

m = 2 means that for every two units the line goes up on the y axis, it moves one to the right on the x axis. 2 will go in your first box.

Now find the y intercept. The y intercept is where the line crosses the y axis - it is the y coordinate when x = 0. Here when x = 0, y = 4, so your y intercept is at 4. 4 goes into your second box.

The equation is y = 2x + 4

1. Factorise the expressions.
a
2a2 + 2ad + 2ac - ab - bd - bc

Answers

there's the only answer i've got

A w=-8
B w=-5
C w=5
D w=8

Answers

Answer:

D

Step-by-step explanation:

Plug in every scenario, in see if it equal to each other.

D is the only one that is equal.

TRUE OR FALSE

The associative property for addition is used in adding and subtracting numbers in expanded form.

Choices:

A) The statement is false because it is the commutative property that is​ used, not the associative.

B) The statement is true.

C) The statement is false because it is the distributive property that is​ used, not the associative.

D) The statement is false because it is the reflexive property that is​ used, not the associative.

Answers

Answer:

A or B! Im not sure which one but B

Step-by-step explanation:

Kanchan bought a two in one set for 2000 rupees and sold it for 1950 rupees find her loss of or gain %

Answers

Step-by-step explanation:

As you can see kanchan bought a item for ₹2000 but she sold it for ₹1950 but the rate of the item she sold it for is less than the item she bought....so its 50% loss.....hope this helps..

HELP DUE IN 5 MINS!

x=??

y=??

Answers

Answer:

x = 55

y = 45

Step-by-step explanation:

In similar triangles, the ratio between similar sides are the same. So,

AB/ED = BC/EF = AC/DF

Substitute values that they give

6/15 = 18/y = 22/x

Solve 6/15 = 18/y by cross-multiplying

6y = 15*18 = 324

Divide both sides by 6

y= 45

Solve 6/15 = 22/x by cross-multiplying.

6x = 22*15 = 330

Divide both sides by 6.

x = 55

Because there is some dispute between the answers, let's check the ratios.

6/15 = 18/45 = 22/55

0.4 = 0.4 = 0.4

True, x = 55 and y=45

since triangle abc~ def

their sides will be proportional

AB/de=ac/df

6/15=22/x

doing crisscrossed multiplication

6x=22×15

x=22×15/6=55

again

AB/de=BC/EF

6/15=18/y

doing crisscrossed multiplication

6y=15×18

y=15×18/6=15×3=45

3. What method can be use to prove the triangles below are congruent?

options:
congruent by sss
congruent by hl
congruent by sas
not congruent

Answers

Answer:

Congruent by SSS

!!!!!!!

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