Respuesta :

7x2 −5x 2 −40x−30

What is f(x)?

(7x 3−5x+42x−30)+(7x−5)

Add the terms

7x 3+37x−30+(7x−5)

Subtract the terms

7x 3+37x−30+7x−5

Collect like terms

7x 3 +44x−30−5

Solution

7x 3+44x−35

To learn more about f(x)  refer to:

brainly.com/question/20896994

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