Find an identity for cos(4t) in terms of cos(t).
i have used 2cos^2(2t)-1 but i need to rewri...
Mathematics, 10.10.2019 16:00 emmanuellugo40
Find an identity for cos(4t) in terms of cos(t).
i have used 2cos^2(2t)-1 but i need to rewrite that in terms of cos(2t).
Answers: 2
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The diagonals of a quadrilaretral intersect at (-1,4). one of the sides of the quadrilateral is bounded by (2,7) and (-3,5) determine the coordinates of the other side in order for the quadrilaretral to be a square.
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