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malfutka [58]
3 years ago
7

Simplify the following expression 2x^5+3x^3-5x^2+x^2+7x^5-3x^3-4

Mathematics
1 answer:
Travka [436]3 years ago
6 0

2x^5+3x^3-5x^2+x^2+7x+1+7x^5-3x^3-4\\\\=(2x^5+7x^5)+(3x^3-3x^3)+(-5x^2+x^2)+7x+(-4+1)\\\\=\boxed{9x^5-4x^2+7x-3}\to\boxed{C.}

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The perimeter of a rectangle is 152m. If the length is one morethan twice of its width. Find the length and width of rectangle.​
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Step-by-step explanation:

Perimeter of a Rect.= 2(l+b)

b= x

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Equation

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x= 25.33

2x= 50.66

Therefore length is 50.66m and breadth is 25.33m

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Answer:

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Step-by-step explanation:

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Is it possible it’s (-2,2)
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