Answer: 24 & 72
Step-by-step explanation: 24 + 72 = 96
24 x 72 = 1728
Answer:
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Cos² 2x = (1+cos 4x )/2
cos² 6x = (1+cos 12x)/2
subtract to get 1/2 (cos 4x - cos 12x )
= 1/2 (2 sin 4x sin 8x ) as cos A - cos B = 2 [ sin (A+B)/2 sin (A-B)/2 ]
so the answer
The answer is C.
Hope this helps
Answer: -2,000,000
Step-by-step explanation:
Think of it as -3,000,000 + 1,000,000