'Cosx' presentation slideshows

Practice NAB Unit 3

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Serial Number: 44

Serial Number: 44. y = cosx. 1. -2 ?. - ?. ?. 2 ?. 1-. G(x)=f(x) + 1. 2. 1. -2 ?. - ?. ?. 2 ?. 1-. G(x)=f(x) - 1. 1. -2 ?. - ?. ?. 2 ?. 1-. 2-. G(x)=f(2x). 1. - ?. - ? /2 . ? /2. ?. -1. G(x)=2f(x). 2. -2 ?. - ?. ?. 2 ?. -2. G(x)=f(x- ?/ 4). 1. -9 ? /4.

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# 41

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?????????

?????????. ?????????. ???? y=sinx ???? y=cosx. ?????????. y=sinx+cosx ??????????? ? y=sinx+cosx =rsin(x+ ? ),r>0 ? r=? ? =?. ?????????.

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Electrical Engineering Mathematic

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Trig Identities Project

Trig Identities Project . By: Matthew DePonte & Eric Crain. Problem. cosx 1-sinx - tanx = secx. Step 1 multiply top and bottom (1+sinx). cosx(1+sinx) cosx(1+sinx) (1-sinx)(1+sinx) or 1-(sinx)^2 Simplify: 1-sinx cosx. Step 2: Subtract tanx.

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