Find the product.-9x2y(10x2y4 + 8xy3 + 5)

A. -90x2y5 - 72x3y4 - 45x2y
B. -90x4y5 - 72x3y4 - 45
C. -90x4y5 - 72x3y4 - 45x2y
D. -90x4y5 + 72x3y4 + 45x2y


Answer: C

Mathematics

You might also like to view...

The following table shows the average price P, in  dollars, of a gallon of regular gas t years after 2000.  t 0 2 4 7 P 1.55 1.38 1.95 2.88A: Find the equation of the regression line.B: Plot the data along with the regression line.C: Explain in practical terms the meaning of the slope of the regression equation.D: What price does the regression line predict for 2011?

What will be an ideal response?

Mathematics

Find the linearization L(x) of f(x) at x = a.f(x) = cos x, a = 0

A. L(x) = -1 B. L(x) = 0 C. L(x) = 1 D. L(x) = 5x + 1

Mathematics

Solve the problem.What is the difference in the weights of a kitten weighing 500 g and a dog weighing 17 kg? Express your answer in kg.

A. 483 g B. 12 kg C. 16.5 kg D. 16.95 kg

Mathematics

Multiply.(-14)(-6)

A. 8 B. 84 C. -84 D. -8

Mathematics