Verify as an identity: cos(90°+x) = -sinx
i'm not sure how to go about this question...
Mathematics, 23.08.2019 14:00 mikeeway33
Verify as an identity: cos(90°+x) = -sinx
i'm not sure how to go about this question
Answers: 1
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Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?
Answers: 3
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The volume of a rectangular prism is found by multiplying the length, width, and height of the prism. a rectangular prism has a width of 5x^2units, a length of 7x^3 units and a height of 2x^4 units. which is the volume of the prism in terms of x?
Answers: 1
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