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3 years ago

Simplify the expression. The expression is (5x+1/2)+(9x-2 1/2)

Mathematics

1 answer:

Alexxandr [17]3 years ago

5 0

All you have to do here is combine like terms.
5x + 9x = 14x
.5 - 2.5 = -2

14x - 2

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Answer:

$goh(x)=x^3+12x^2+49x+68$

Step-by-step explanation:

$g(x) = x^3+x$

$h(x)=x+4$

We have to find

$goh(x)$

$goh(x) = g(h(x))=g(x+4)$

If $g(x) = x^3+x$

$g(x+4) = (x+4)^3+(x+4)$

= $x^3+12x^2+49x+68$

Hence our answer is

$goh(x)=x^3+12x^2+49x+68$

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