Multiply.(a - 1)(a + 1)

A. a2 - 2a - 1
B. a2 + 2a - 1
C. a2 - 2
D. a2 - 1

Answer: D

Mathematics

You might also like to view...

Solve the problem.Evaluate , a > 0by integrating 

A.
B.
C.
D.

View
Mathematics

Write the percent in decimal format.550%

A. 5.51 B. 5.5 C. 55 D. 0.55

View
Mathematics

Solve the equation.8 - 58 = (m) - 8(2m) + 2m

A. m = 0
B. m = 
C. m = 5
D. m = 10

View
Mathematics

Solve the rational inequality. Write the solution set in interval notation. < 0

A. (-?, ?) B. (-?, -4) C. ? D. (-4, 0)

View
Mathematics