Use f(x) = 2x - 4 and g(x) = 3x² to evaluate the expression. (a) (fog)(-2) 15 X (b) (gof)(-2) -120

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
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ISBN:9780547587776
Author:HOLT MCDOUGAL
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Chapter12: Angle Relationships And Transformations
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Use f(x) = 2x - 4 and g(x) = 3x² to evaluate the expression.
(a) (fog)(-2)
15
(b) (gof)(-2)
-120
X
Transcribed Image Text:Use f(x) = 2x - 4 and g(x) = 3x² to evaluate the expression. (a) (fog)(-2) 15 (b) (gof)(-2) -120 X
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