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musickatia [10]
3 years ago
8

Could somebody help me with this problem and a couple others please I really need the help

Mathematics
1 answer:
Ivanshal [37]3 years ago
8 0
The answer is d for this one.
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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.
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3 years ago
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Need help please make sure your right people have been saying wrong answers​
sweet [91]

Answer:

C

Step-by-step explanation:

Trust me, take the square root of 24, which divides into 2 x 2 x 2 x 3, and you pull a pair of 2 out, left inside a 6

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3 years ago
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Select the correct answer.
Molodets [167]

Answer:

A.

to discuss Shays's Rebellion in Massachusetts

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3 years ago
Answer both questions please !
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Question 1: " if an animal is an ape " is the answer
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olga55 [171]
The value<span> of </span>y<span> has changed at a </span>much<span> greater rate. </span>If<span> the x-axis represents time and the </span>y<span>-axis distance, as is the case in </span>many<span> applications, then the rate of </span>change<span> of </span>y<span> with respect to x -- of distance with respect to time -- is called speed or velocity.</span>
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3 years ago
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