Rationalize the denominator. Assume all variables represent positive real numbers.
A.
B.
C.
D.
Answer: A
Mathematics
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Solve the formula for the indicated letter. Assume that all variables represent nonnegative numbers.c2 + d2 + f2 = g2, for c
A. c = g - d - f
B. c =
C. c = g2 - d2 - f2
D. c = -g + d + f
Mathematics
Perform the indicated operation.(4x6 + 8x5 - 3x4 + 5) + (7x6 - 3x5 - 4x4 - 9)
A. 9x30 - 4 B. 11x6 + 5x5 - 7x4 - 4 C. 11x12 + 5x10 - 7x8 - 4 D. 2x6 + 2x5 - 5x4 + 15
Mathematics
Find the real solutions of the equation by factoring.5x - 3 = 80x3 - 48x2
A.
B.
C.
D.
Mathematics
?Find the magnitude of vector v with initial point (7, 5) and terminal point (-3, -5). ?
A. ?
B. ?14
C. ?
D. ?
E. ?
Mathematics