4 years ago

Can you guys please help me with this I don’t understand it and it’s due please

Mathematics

1 answer:

Svetradugi [14.3K]4 years ago

3 0

Read the image :D

I explained number two on it, you should be able to do the rest!

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sergij07 [2.7K]

Answer:

Step-by-step explanation:

Draw a picture!

You have a right triangle with legs of 5 and 12.

By the Pythagorean Theorem, the hypotenuse is √(5²+12²) = 13

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4 years ago

George ate 3/8 of a container of food.silvia ate 1/5 from the same container of food.what amount remaining in the contianer

MAVERICK [17]

Amount remaining would be: 1-(3/8+1/5) = 1-23/40 = 17/40

So, 17/40 is your answer.......

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4 years ago

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Juli2301 [7.4K]

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3 years ago

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son4ous [18]

$1.\\(4x^2+15x-3)-(-3x^2+5)\\=4x^2+15x-3+3x^2-5\\=7x^2+15x-8\leftarrow A.$

$2.\\-3f^2+4f-3+8f^2+7f+1\\=5f^2+11f-2\leftarrow C.$

$3.\\(2x^2+6x+1)+(-7x^2+2x-3)\\=2x^2+6x+1-7x^2+2x-3\\=-5x^2+8x-2\leftarrow B.$

$4.\\4x^2+3x-3\\\{4;\ 3;-3\}$

$5.\\6x^4+3x^3-2x^2+15x-14\\\{6;\ 3;-2;\ 15;-14\}\to5\leftarrow A.$

$6.\\-7x-5x^2+5\\\{-7\}\leftarrow D.$

$7.\\(2.5\cdot10^4)(4\cdot10^3)=2.5\cdot4\cdot10^{4+3}=10\cdot10^7\\=10^{1+7}=10^8=1\cdot10^8\leftarrow C.$

$8.\\2^2\cdot2^8=2^{2+8}=2^{10}\leftarrow B.$

3 0

3 years ago

Read 2 more answers

A rectangular shaped pond is 16 meters long and 14 meters wide. The dimensions of a rectangular shaped lake nearby is 350%

aalyn [17]

Answer: 56 meters long and 49 meters wide

Step-by-step explanation:

Convert 350% to a decimal. 350% is 3.5. Each lenth is 3.5x larger than the original pond.

16*(3.5) =56 meters length

14*(3.5) = 49 meters width

56 meters long and 49 meters wide

4 0

3 years ago