Simplify.(4 cos 8x - 8 sin 4x cos 4x) 2 + (8 sin 4x cos 4x + 4 cos 8 x)2
A. 4 cos2 4x
B. 4 cos2 8x
C. 32
D. 16
Answer: C
Mathematics
You might also like to view...
Determine how many of the first 5 statements in the sequence obtainable from the given statement are true.2n2 < (2n)2
A. 3 B. 2 C. 5 D. 4
Mathematics
Solve the problem.The stock market gained 28 points on Tuesday and lost 42 points on Wednesday. Find the difference between these changes.
A. 14 points B. -14 points C. 70 points D. -70 points
Mathematics
Simplify the expression by using the order of operations.2 + 3 ÷ 1 + 4 + 
A. 6 B. 8 C. 9 D. 7
Mathematics
Solve the system graphically.x2 - y2 = 7.82x = 2y - 5
A. ?(-2.97, 1.01) and ?(6.31, 5.65) B. ?(-6.31, -5.65) and ?(2.97, -1.01) C. ?(-2.97, -1.01) and ?(6.31, -5.65) D. ?(-6.31, 5.65) and ?(2.97, 1.01)
Mathematics