Multiply.(p + 3q)(p - 3q)

A. p2 + 6pq - 9q2
B. p2 - 6pq - 9q2
C. p2 - 6q2
D. p2 - 9q2


Answer: D

Mathematics

You might also like to view...

Find the indicated root of the given equation by using Newton's method.3x - sin x = 1 (only root)

A. 0.4745682 B. 0.4902955 C. 0.5124897 D. 0.4903152

Mathematics

Express the radical in simplified form. Assume that all variables represent positive real numbers.

A. 4
B. 4a
C. 4a2
D. 256a 

Mathematics

Find the measure of ?x in the triangle.

A. 127° B. 86° C. 53° D. 43°

Mathematics

Find the indefinite integral.

Mathematics