Factor completely.x2 + 2xy - 99y2

A. (x + 11y)(x - 9y)
B. prime
C. (x - 11y)(x + y)
D. (x - 11y)(x + 9y)


Answer: A

Mathematics

You might also like to view...

Use the discriminant to determine the number and type of solutions for the given equation.x2 - 7x + 8 = 0

A. one (repeated) real rational solution B. two real rational solutions C. two imaginary solutions D. two real irrational solutions

Mathematics

Find the area.

A. 91 yd2  B. 155 yd2  C. 99 yd2 D. 98 yd2 

Mathematics

Factor the polynomial by substitution.6(p + 1)2 + 7(p + 1) + 2

A. (2p + 2)(3p + 3) B. (2p + 4)(3p + 4) C. (2p + 3)(3p + 5) D. (2p + 1)(3p + 2)

Mathematics

Evaluate the expression by hand.2565/4

A. 262,144 B. 1024 C. 65,536 D. 16,384

Mathematics