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Mathematics

1 answer:

liubo4ka [24]2 years ago

4 0

<h2>Please mark my answer the brainliest and rate me 5 star and follow me.</h2>

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Subtract: 2x2 - 4x - 3 from x2 - 5x - 8.

VladimirAG [237]

X^2 - 5x - 8 - 2x^2 + 4x + 3
= -x^2 - x - 5

hope that helps

7 0

3 years ago

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Tia had a garden that was 2 meters long. Her brother used 458 millimeters of the length at one end as a worm farm

Nastasia [14]

Answer:

154 centimeters

Step-by-step explanation:

Each meter is 1000 millimeters or 100 centimeters, and if Tia's brother used 458 millimeters of 2000 millimeters, you can subtract 458 from 200 and you get 1542. Since the answer options are in centimeters, simply divide by 10 and you get the answer in centimeter form (154)

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3 years ago

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Here is a circle touching a square.

Alex Ar [27]

Answer: 9πcm²

Step-by-step explanation: area of the square= 36cm²

Therefore, the area of one side= √area = √36 = 6cms

Since the circle is touching the sides of the square, the side of the square = the diameter of the circle

Therefore the radius of the circle= side/2 = 3cm

The formula for the ares of the circle is πr²

π*3*3 = 9πcm²

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3 years ago

The processing speed of a certain computer is 10¹¹ instructions per second. Another computer has a processing speed that is 10³

Mashcka [7]

“Times as fast” means you need to multiply the original speed (10^11) by how many times faster the faster processor works:

10^11 instructions/second • 10^3 faster = 10^14 instructions/second

The key is “___ times as fast”.

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3 years ago

Which ones are the true statements?

Shalnov [3]

Answer:

Hi there! Sorry if my comment doesn't help you! I'm only here for the points! Thank you anyway!

Step-by-step explanation:

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2 years ago