andrew0523mtz andrew0523mtz

11-05-2019
Mathematics

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Let f(x) = -4x - 2 and g(x) = 5x - 6. Find f×g and state its domain

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jimrgrant1 jimrgrant1

11-05-2019

Answer:

see explanation

Step-by-step explanation:

f(x) × g(x)

= (4x - 2)(5x - 6) ← expand factors

= 20x² - 24x - 10x + 12 ← collect like terms

= 20x² - 34x + 12

This is a polynomial of degree 2 and is defined for all real values of x

domain : x ∈ R

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