3 years ago

Solving inequalities negative y over seven less than or equal to negative 7

Mathematics

1 answer:

motikmotik3 years ago

8 0

I think the answer would be y \geq 49 correct me if I'm wrong.

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Solve the following expressions (plz explain)

Mars2501 [29]

9 to the 3rd power is 729 And 2 to the 5th power is 32. You multiple 9, 3 times. 9 times 9 times 9 and you multiply 2, five times. 2 times 2 times 2 times 2 times 2

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4 years ago

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Calculate 65 L to quarts. Final answer round two places

lakkis [162]

Step-by-step explanation:

The approximate equation to convert from liters to quarts is : x • 1.056688.

We enter 65 for x and multiply.

65 • 1.056688 = 68.68472

We round that to the nearest 100th to get our final answer.

Our final answer: 68.68 liters

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4 years ago

Seattle, wa and san francisco, ca lie on the same longitudinal line. san francisco is at 38° latitude and seattle is at 47° lati

Varvara68 [4.7K]

Step 1.

Calculate measure of angle α:

$47^o-38^o=9^o$

Step 2.

Calculate what fraction of the angle 360° is the angle α:

$\dfrac{9^o}{360^o}=\dfrac{1}{40}$

Step 3.

Calculate the circumference of the Earth (circle):

$C=2\pi r\to C=2\pi\cdot4000=8000\pi\ mi$

Step 4.

The length of arc is equal 1/40 of the circumference:

$\dfrac{1}{40}C=\dfrac{1}{40}\cdot8000\pi=200\pi\ mi$

$\pi\approx3.14\to\dfrac{1}{40}C\approx200\cdot3.14=628\ mi$

<h3>Answer: A) 628 miles</h3>

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3 years ago

Simplify 4x((3x)3-9x+15)<br>

Marianna [84]

Answer:

60x

Step-by-step explanation:

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3 years ago

Provide a radian measure of an angle that is 5/8 of a revolution counterclockwise from the x-axis.

tia_tia [17]

I’m pretty sure but not so sure I think it is 180

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3 years ago