In kite ABCD, 
. It follows that:
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Use integration by parts to establish a reduction formula for the integral.
A. 
= 
cosn-1 x sin x + 
B. 
= cosn-1 x sin x - (n - 1) 
C. 
= - cosn-1 x sin x + (n - 1) 
D. 
= 
cosn-1 x sin x - 
Mathematics
Solve the formula for the indicated letter. Assume that all variables represent nonnegative numbers.c2 + d2 + f2 = g2 for c
A. c = ±
B. c = ±
C. c = g - d - f
D. c = g2 - d2 - f2
Mathematics
Solve the system by the substitution method.
A. (-9, 4), (-10, 5) B. (-9, 4), (4, -9) C. (-9, 4), (-4, 9) D. (-9, 4)
Mathematics
Perform the indicated operation.(-2 + x2 - 5x) + (6x - 10 + x3) + (2x + 4 + 3x3)
A. 5x3 + 3x - 8 B. 4x3 +x2 + 3x - 8 C. 4x3 + x2 + 3x + 2 D. 4x3 + 7x2 - 3x - 8
Mathematics