Find the product.(p + 7q)(p - 7q)
A. p2 - 49q2
B. p2 - 14q2
C. p2 + 14pq - 49q2
D. p2 - 14pq - 49q2
Answer: A
Mathematics
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Find the remainder by long division.(3x5 + 4x4 + 2x2 - 1) ÷ (x + 2)
A. -25 B. -13 C. -15 D. 23
Mathematics
Solve the problem.Find all points having a y-coordinate of 7 whose distance from the point (3, 4) is 
.
A. (6, 7) and (5, 7) B. (1, 7) and (13, 7) C. (-6, 7) and (5, 7) D. (1, 7) and (5, 7)
Mathematics
Solve the equation by factoring.10x3 + 70x2 + 120x = 0
A. {0, -4, -3}
B. {0, 4, 3}
C. {-4, -3}
D. 
Mathematics
Find the domain of the composite function f ? g.f(x) = x + 5; g(x) = 
A. {x 
B. {x 
C. {x 
D. {x 
Mathematics