Factor the expression completely, if possible.49a2 + 112ab + 64b2
A. (7a - 8b)2
B. (7a + 8b)(7a - 8b)
C. (7a + 8b)2
D. Does not factor
Answer: C
Mathematics
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A. 13 R1 B. 13 C. 13 R2 D. 14 R1
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Solve triangle ABC. If necessary, round the answer to the nearest tenth.B = 12.8°, C = 113.5°, b = 19.2 inches
A. A = 51.7°, a = 79.5 in., c = 69.8 in. B. A = 53.7°, a = 71.80 in., c = 81.50 in. C. A = 53.7°, a = 69.8 in., c = 79.5 in. D. A = 51.7°, a = 81.50 in., c = 71.80 in.
Mathematics
Decide whether or not the ordered pair is a solution to the equation.x - y = 49; (7, 4)
A. Yes B. No
Mathematics
Solve the problem.The area of a square is numerically 12 more than the perimeter. Find the length of the side.
A. 72 units B. 24 units C. 18 units D. 6 units
Mathematics