3 years ago

X^2- y = 4 2x + y = -1 use graphing to find the solutions to the system of equations

1 answer:

3 0

Answer:

SOLUTION: x + y =5 2x - y =4 -2x +-2y = -10 2x-y =4 2x - y = 4 2x -2 =4 3y -6 __ ___ 3 = 3 y = -2 __ then lost - is this right so far a

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The entrance to the louvre museum in paris is a pyramid made of glass and steel. the height of the pyramid is 22 meters and the

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Based on the calculations, the volume of this louvre pyramid is equal to 8,983 cubic meter..

<u>Given the following data:</u>

Base width = 35 meters.

Height = 22 meters.

<h3>How to calculate the volume of a pyramid?</h3>

Mathematically, the volume of a pyramid can be calculated by using this formula:

Volume = 1/3 × base area × height

For the base area, we have:

Area = w²

Area = 35² = 1,225 m².

Substituting the parameters into the formula, we have;

Volume = 1/3 × 1,225 × 22

Volume = 1/3 × 26,950

Volume = 8,983 cubic meter.

Read more on pyramid here: brainly.com/question/16315790

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2 years ago

Greta has watched 30 minutes of a movie. This is 20%<br>of the entire movie. How long is the movie?

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The answer is 180 minutes. because you multiply 30 times 0.20 and you get 6. Then you multiply 6 times 30 and get 180 minutes. And 180 minutes in hours is 3 hours.

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3 years ago

National credit union pays 5.5% intrest compounded quarterly on special notice savings accounts. Marco deposits $5698.80 in a sp

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Answer: 6187.24

Step-by-step explanation: 5698.80(1+.0138)^6

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Is the square root of 1815 rational?

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Yes, sqrt of 1815, cannot be rationalized

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