f(t)=7*cos(7*t+1)+6

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Solution for f(t)=7*cos(7*t+1)+6 equation:


Simplifying
f(t) = 7cos(7t + 1) + 6

Multiply f * t
ft = 7cos(7t + 1) + 6

Reorder the terms:
ft = 7cos(1 + 7t) + 6
ft = (1 * 7cos + 7t * 7cos) + 6
ft = (7cos + 49cost) + 6

Reorder the terms:
ft = 6 + 7cos + 49cost

Solving
ft = 6 + 7cos + 49cost

Solving for variable 'f'.

Move all terms containing f to the left, all other terms to the right.

Divide each side by 't'.
f = 6t-1 + 7cost-1 + 49cos

Simplifying
f = 6t-1 + 7cost-1 + 49cos

Reorder the terms:
f = 49cos + 7cost-1 + 6t-1

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