Hello, I’m struggling to solve this problem. Please show and explain the steps. I will leave a good review. Thank you. 1

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answerhappygod
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Hello, I’m struggling to solve this problem. Please show and explain the steps. I will leave a good review. Thank you. 1

Post by answerhappygod »

Hello, I’m struggling to solve this problem. Please show and explain the steps. I will leave a good review. Thank you.
1.
If f(x) = 5 cos”(4x) , find f'(x) O f'(x) = -60 cos? (4x) sin(4x) = f'(x) = -60 sinʼ(4x) f'(x) = -15 cos(4x) sin(x) O f'(x) = 5 sin(4x) O f'(x) = 15 sin (4) =
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