Factor completely. If the polynomial cannot be factored, write "prime."64x2 + 112x + 49
A. (8x - 7)2
B. (8x + 7)2
C. (8x + 7)(8x - 7)
D. Prime
Answer: B
Mathematics
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Find the indicated quantities for the appropriate arithmetic sequence.A collection of dimes is arranged in a triangular array with 11 coins in the base row, 10 in the next, 9 in the next, and so forth. Find the value of the collection.
A. $3.30 B. $0.66 C. $6.60 D. $13.20
Mathematics
Solve the problem.Evaluate src="https://sciemce.com/media/4/ppg__10615191636__f1q47g7.jpg" alt="" style="vertical-align: -4.0px;" />
Rwhere R is the parallelepiped enclosed by the planes 
A. 
B. 
C. 
D. 
Mathematics
Evaluate the expression using the given values.
+ 
; h = 81, k = 169
A. 24
B. 250
C. 
D. 22
Mathematics
Find the exact value. Do not use a calculator.sin 
A. 
B. 
C. 
D. 
Mathematics