Multiply.(2x + 1.6)(2x - 1.6)

A. 4x2 - 3.2
B. 4x2  - 6.4x- 2.56
C. 4x2 - 25.6
D. 4x2 - 2.56

Answer: D

Mathematics

You might also like to view...

Use the product rule to multiply. Assume all variables represent positive real numbers. ? 

A.
B.
C.
D. x2 - 25

View
Mathematics

Factor completely, or state that the polynomial is prime.27x2 + 72xy + 48y2

A. 3(3x + 4y)2 B. 3(3x + 4y)(3x - 4y) C. prime D. 3(3x - 4y)2

View
Mathematics

Solve.Combine:  -  - 

A. 3x2y + 10xy2 - 6y2 B. 3x2y - 10xy2 - 10xy  C. 3x2y + 10xy2 - 10xy  D. 3x2y + 10xy2 - 10xy - 6y2

View
Mathematics

Find the unknown value in the percent proportion  Round to the nearest tenth, if necessary.part = 4, whole = 50

A. percent = 0.8% B. percent = 1250% C. percent = 4% D. percent = 8%

View
Mathematics