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Let f (x) = x + 7, g(x) = 3x² - 5x + 2, and h(x) = 2x - 5. Find 4g (x) - 2h (x)
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Let f (x) = x + 7, g(x) = 3x² - 5x + 2, and h(x) = 2x - 5. Find 4g (x) - 2h (x)

User Strae
by
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1 Answer

3 votes

g(x) =
3x^(2) - 5x + 2, h(x) = 2x - 5

-> 4g(x) - 2h(x) =
12x^(2) - 20x + 8 - (4x - 10)

=
12x^(2) - 24x + 18 =
6(2x^(2) - 4x + 3)

User Brian Childress
by
8.7k points
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