2 years ago

the perimeter of the quadrilateral is 49 centimeters. find the length of each side. x+9 , x^2-2x , x+4 , 3x-4

Mathematics

1 answer:

shtirl [24]2 years ago

3 0

X= 5 or -8

Add all the like terms and set it equal to 49, use quadratic formula or factoring.

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Divide using long division. <img src="https://tex.z-dn.net/?f=%28x%5E%7B2%7D%20-5%29" id="TexFormula1" title="(x^{2} -5)

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The quotient = x + 5 and the remainder = 20

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$\frac{x^{2}+0-5 }{x-5}=x+\frac{5x-5}{x-5}$

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