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3 years ago

F(x) = 4x4- 7x+ 8x3 g(x) = 2x4+ x+ 5x2 Find g(x)- f(x)

Mathematics

1 answer:

Andrej [43]3 years ago

5 0

Answer: $-2x^4-8x^3+5x^2+8x$

Step-by-step explanation:

$f(x)=4x^4-7x+8x^3\\g(x)=2x^4+x+5x^2$

$g(x)-f(x)$

$(2x^4+x+5x^2)-(4x^4-7x+8x^3)\\= 2x^4+x+5x^2-4x^4+7x-8x^3\\=-2x^4-8x^3+5x^2+8x$

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