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lilavasa [31]
3 years ago
13

Simplify.

Mathematics
2 answers:
Maurinko [17]3 years ago
7 0

Answer:

..

Step-by-step explanation:

Flura [38]3 years ago
4 0

-5x^4(-3x^2+4x-2)\\\\\text{use distributive property and}\ a^n\cdot a^m=a^{n+m}\\\\=(-5x^4)(-3x^2)+(-5x^4)(4x)+(-5x^4)(-2)\\\\=15x^{4+2}-20x^{4+1}+10x^4\\\\=\boxed{15x^6-20x^5+10x^4}\to\boxed{D)}

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If you have a calculator: 
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<span>2) Then, multiply by the % you need (0.7 x 13 = 9.1) </span>

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<span>If you don't have a calculator: </span>
<span>1) Find 50%, 10%, 5%, and 1%. With these, you can make any % you need. </span>
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