Find the composition. If f(x) = 5x2 - 2x and g(x) = 2x, find (g ? f)(x).

A. 20x2 - 2x
B. 10x2 - 4x
C. 5x2 - 4
D. 10x3 - 4x2

Answer: B

Mathematics

You might also like to view...

Completely factor the polynomial or state that the polynomial is prime.512x3 + 1

A. (8x + 1)(64x2 + 1) B. (8x + 1)(64x2 + 8x + 1) C. (8x + 1)(64x2 - 8x + 1) D. (8x + 1)(64x2 - 8x - 1)

View
Mathematics

Solve.A circular flower garden has a diameter of 10 feet. Approximate the distance around the garden. Use 3.14 for ?.

A. 31.4 ft B. 314 ft C. 62.8 ft D. 15.7 ft

View
Mathematics

Solve the equation.x - 5 = 1

A. {28} B. {-42} C. {42} D. {-28}

View
Mathematics

Find the domain of the composite function f ? g.f(x) = ; g(x) = 

A. {x 
B. {x 
C. {x 
D. {x 

View
Mathematics