If theta = arctan(1) and 180deg < theta < 360deg, what is cos theta?

Q: Find cos 0 if cot 0 =4/3 and sin 0 &lt; 0.

A: Also given that sinθ&lt;0, this means sinθ is negative. So, cotθ=cosθ/sinθ means cosθ also have to…

Q: Find a formula for 3cos(theta) that only involves sin(theta) or cos (theta)

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Q: Find cos (a-B)if cos a = and tan B=-2 with a in quadrant 1 and Bnot in quadrant 2.

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Q: Find the remaining trigonometric functions of theta if sin theta = 1/2 and terminates it

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A: Given information: If cosθ=a then sinθ=1a

Q: Cos Gx dx

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Q: (p ) A point in quadrant IV is on the unit circle. If its x-coordinate is 3 find the exact value of…

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Q: Let (-3, 4) be a point on the terminal side of 0. Find the exact values of cos 0, csc 0, and tan 0.…

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Q: Find cos\theta if cot\theta =(2)/(3) and \theta is in Quadrant III.

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Q: simplify the following trigonometric equation (1+sin\theta)/(1+cos\theta)

A: Trigonometry