Multiply.(p + 10q)(p - 10q)
A. p2 + 20pq - 100q2
B. p2 - 20pq - 100q2
C. p2 - 100q2
D. p2 - 20q2
Answer: C
Mathematics
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Expand using the binomial theorem.(x + 8)5
A. x5 + 40x4 + 1280x3 + 10,240x2 + 20,480x + 32,768 B. x5 + 40x4 + 640x3 + 5120x2 + 20,480x + 8 C. x5 + 40x4 + 1280x3 + 10,240x2 + 20,480x + 8 D. x5 + 40x4 + 640x3 + 5120x2 + 20,480x + 32,768
Mathematics
Express the integrand as a sum of partial fractions and evaluate the integral.
dx
A. 4 ln 
+ 
+ C
B. 2 ln 
- 
+ C
C. 4 ln 
- 
+ C
D. 4 ln 
+ 
+ C
Mathematics
Simplify. Express your answer with positive exponents. Assume that all variables are nonzero.
A. 
B. 
C. 
D. 
Mathematics
Evaluate the expression, if possible.
A. -81
B. 
C. 81
D. - 
Mathematics