x2 + 5x + 6
x2 + 8x + 12
y2-7y + 12
y? - 11y + 28
x2 - 3x - 40

Answer:

0.625

Step-by-step explanation:

please give me brainliest :(

Answer:

0.625

Step-by-step explanation:

How to Convert a Percent to a Decimal

Here are two ways to convert a percent to a decimal,

1. Divide a percent by 100 and remove the percent sign to convert from a percent to a decimal.

Example: 62.5% becomes 62.5/100 = 0.625

2. This way is easier and faster. Start by removing the percent sign and moving the decimal point 2 places to the left.

Example: 62.5%

⇒ 62.5

⇒ 6.25

⇒ .625

Hence, the answer is 0.625.

Answer:

4

Step-by-step explanation:

2 + 2 = 4

Have a nice day:)

Answer:

1. 6.25 cm                2. 6 cm

3. 6.5 cm                   4. 8.8 cm

Step-by-step explanation:

As area =  length x width

so,      width = area / length ----------(1)

               by applying (1) on every part

1. 31.25 / 5

= 6.25 cm

2. 55.5 / 9.25

= 6 cm

3. 48.75 / 7.5

= 6.5 cm

4. 44 / 5

= 8.8 cm

Answer:

5

Step-by-step explanation:

Perimeter is all the sides of a shape added together, and theres 4 sides of a triangle. 20/4=5

Avery can explain to her school principal that 85% of juniors think there is a lot of homework because several indicators have increased.

An indicator is a datum that is taken as a reference to analyze the evolution or change of a fact over time. In this case, the indicators would be:

According to the information, it can be inferred that 85% of Junior students consider that there is an increase in homework because there were the following changes compared to last year:

From the foregoing, it can be inferred that the number of homework has increased in Junior students and that is why now 85% of them consider that homework has increased.

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Answer:

t test for one mean.

met

met

met

Step-by-step explanation:

The horizontal distance between the base of the ladder and the wall is 67.0 feet.

distance is the length between two points.

To calculate the horizontal distance between the ladder and the wall, we use the formula below.

Formula:

Make y the subject of the equation

Where:

From the question,

Given:

Substitute these values into equation 2

Hence, The horizontal distance between the base of the ladder and the wall is 67.0 feet.

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Harper leans a 24-foot ladder against a wall so that it forms an angle of 69

∘

∘

with the ground. What’s the horizontal distance between the base of the ladder and the wall? Round your answer to the nearest tenth of a foot if necessary

8.6 feet

Answer:

162

Step-by-step explanation:

the pattern in the denominators is ' multiply by 3 '

that is

2 × 3 = 6

6 × 3 = 18

18 × 3 = 54

then the next denominator is

54 × 3 = 162

Answer:

162

Step-by-step explanation:

The multiplication number will be 3.

2x3=6

6x3=18

18x3=54

54x3=162. and so on.

Just make sure to multiply your next answer by 3.

Answer:

All of them are true except for the second one.

Step-by-step explanation:

Answers A, C, D, E

[tex](20341)_5\\\\=(2 \times 5^4 + 0 \times 5^3 + 3 \times 5^2 +4 \times 5^1 +1\times 5^0)_{10}\\\\=(2 \times 625+0+3 \times 25 +20 +1)_{10}\\\\=(1250+75+21)_{10}\\\\=(1346)_{10}[/tex]

Using translation concepts, it is found that the equation represented on the graph is of:

d. [tex]y = \sin{(x - \pi)}[/tex]

A translation is represented by a change in the function graph, according to operations such as multiplication or sum/subtraction in it's definition.

In this problem, we have a trigonometric function, with amplitude of 1, hence there was no vertical translation, which removes options a and b.

The function is of zero at the origin, 1 at [tex]\frac{\pi}{2}[/tex] and -1 at [tex]\frac{\pi}{2}[/tex]. The sine function is of 0 at [tex]-\pi[/tex], of -1 at [tex]-\frac{\pi}{2}[/tex] and of 1 at [tex]-\frac{3\pi}{2}[/tex], hence option d is correct.

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The solution to the given expression will be [tex]\dfrac{-15}{x+2}[/tex]

Expression in maths is defined as the collection of the numbers variables and functions by using signs like addition, subtraction, multiplication and division.

The solution will be:-

[tex]= \dfrac{-15(x-1)}{(x+2)(x-1)}[/tex]

[tex]=\dfrac{-15}{x+2}[/tex]

Therefore the solution to the given expression will be [tex]\dfrac{-15}{x+2}[/tex]

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Answer:

2

Step-by-step explanation:

The period is the distance between two peaks

Answer:

-1

Step-by-step explanation:

Use the Pythagorean Identity:

1 + tan^2(x)= sec^2(x)

Rearrange it. Substitute. Simplify.See image. It's been done two ways on the image. You don't need both. But they both use the process above. See image.

Step-by-step explanation:

so,

1/12 × $100

5/12 × $20

6/12 × $1

so the expected "payout" is

100/12 + 100/12 + 6/12 = 206/12 = 103/6 ≈ $17.17

minus the $2 entrance fee, the expected value is

17.17 - 2 = $15.17

but of course, there will be 6 losing $1 (while the other 6 will go home with a positive result).

Answer:

see explanation

Step-by-step explanation:

in a parallelogram]

• opposite sides are congruent

• opposite angles are congruent

• consecutive angles are supplementary , sum to 180°

• diagonals bisect each other

Then

DC = AB = 15

BC = 2 × WC = 2 × 9 = 18

∠ BAC = ∠ BDC = 110°

∠ DCA = 180° - 110° = 70°

DC = 15 (opposite sides in a parallelogram is parallel and equal to each other)
BC = 18 (the diagonals in a parallogram bisect at their midpoints -> BW = WC = 9 -> BC = 9 + 9 = 18)
angle BAC = 110 (opposite angles are equal to each other)
angle DCA = 70 (consecutive angles add up to 180, angle BAC and angle DCA are consecutive -> 180 - 110 = 70)

The equivalent value of x from the equation is x = 2

Equations are mathematical statements with two algebraic expressions flanking the equals (=) sign on either side.

In an equation, the expressions on either side of the equals sign are called the left-hand side (LHS) and the right-hand side (RHS), respectively. The equals sign (=) indicates that the two expressions have the same value, and that the equation is true for certain values of the variables involved.

Coefficients, variables, operators, constants, terms, expressions, and the equal to sign are some of the components of an equation. It typically consists mathematical operations, such as addition, subtraction, multiplication, division, and exponentiation.

Given data ,

Let the equation be represented as A

Now , the value of A is

8 = 2x + 4

On simplifying the equation , we gt

Subtracting 4 on both sides , we get

2x = 8 - 4

2x = 4

Divide by 2 on both sides , we get

x = 2

Therefore , the value of x is 2

Hence , the equation is solved and x = 2

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Answer: 24[tex]\sqrt{6}[/tex]

Step-by-step explanation:

Answer:

24√6

Step-by-step explanation:

(3√8)(4√3) = 3 × 4 × √(4 × 2 × 3) = 12 × √4 × √6 = 12 × 2 × √6 = 24√6

Answer:

100

Step-by-step explanation:

2/240 = ?/12000

12000/240

50

2 x 50

100

2/240 = 100/12000

Answer:

1

Step-by-step explanation:

say you don't have a dog.. your parents get you one dog, and then get you another, you now have 2 :)

Answer:

the answer is 192 , hope it helps

Answer:

B. y=1/2x-5

Step-by-step explanation:

From the graph, we read the slope of line JK.

slope = rise/run = -3/-6 = 1/2

The equation we need has the same slope.

y = mx + b

y = (1/2)x + b

It passes through point P(6, -2). Now we find b.

-2 = (1/2)(6) + b

-2 = 3 + b

b = -5

The equation is

y = (1/2)x - 5

Answer:

$420

Step-by-step explanation:

number of people = 5 (4 friends + serena)

number of cars = 2

cost of parking = 7 for each car = 7 * number of cars = 7 * 2 = 14

let t be the cost of each ticket

cost of tickets = t for each person = t * 5

total cost = cost of parking + cost of tickets

= 14 + t * 5

= 2114

2114 = 14 + 5t

subtract 14 from both sides to isolate the variable and its coefficient

2100 = 5t

divide both sides by 5 to isolate t

t = 2100/5 = 420

The value of  0e^0d0 is -1 if the integral in this exercise converges after applying limit.

A series is convergent if the series of its partial sums approaches a limit; that really is, when the values are added one after the other in the order defined by the numbers, the partial sums getting closer and closer to a certain number.

We are assuming the:

[tex]=\int\limits^0_{-\infty} {\theta e^{\theta}} \, d\theta[/tex]

Applying limit;

[tex]=\lim_{n \to \infty} \int\limits^0_{-n} {\theta e^{\theta}} \, d\theta[/tex]

After solving the integral:

[tex]=\lim_{n \to \infty} (e^{\theta})|^0_-_p[/tex]

= -(1-0)

= -1

Thus, the value of  0e^0d0 is -1 if the integral in this exercise converges after applying limit.

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Inequalities help us to compare two unequal expressions. The correct option is D.

Inequalities help us to compare two unequal expressions. Also, it helps us to compare the non-equal expressions so that an equation can be formed. It is mostly denoted by the symbol <, >, ≤, and ≥.

The given expression can be solved as,

[tex]\dfrac{\sqrt{7x^2}}{\sqrt{3x}}\\\\= \dfrac{\sqrt{7}x}{\sqrt{3x}}\\\\= \sqrt{\dfrac{7x}{3}}[/tex]

Since the value of (7x/3) is needed to be positive, therefore, the inequality that represents all the values of x for the quotient is defined as x>1.

Hence, the correct option is D.

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Answer: x>0

Step-by-step explanation:

Answer:

3.15576 * 10 to the power of 7 will get you 31557600.