Multiply.8x2(-5x - 11)

A. -40x3 - 11
B. -128x2
C. -40x - 88 
D. -40x3 - 88x2

Answer: D

Mathematics

You might also like to view...

Solve the initial value problem.Differential Equation:  = i + (5t3 - 2t)j + kInitial Condition: r(0) = 2j + (ln 9)k

A. r(t) = ti + j + (ln 9)k
B. r(t) = ti + j + (ln t)k
C. r(t) = i + j + (ln 9)k
D. r(t) = ti + j + ln(t + 9)k

View
Mathematics

Solve the problem.Let f(x) = . Find a function y = g(x) so that (f ? g)(x) = .

A. g(x) = x2 - 2 B. g(x) = 2x C. g(x) = x2 D. g(x) = x2 + 2

View
Mathematics

Simplify. Assume that all variables represent any real number.

A. -7x
B. -7
C. 7
D. 7x

View
Mathematics

Find the area of the figure using determinants.

A. 28.0 B. 27.5 C. 28.5 D. 29.0

View
Mathematics