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sin theta=4/7, find the exact

1. Establish the identity:sin(theta+3pi/2)=-cos(theta) 2. Find the exact value of 2(theta) if sin(theta)=5/13 3. Show that:
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2. asked by Brittany
3. 1,301 views
Multiple Choice (theta) means the symbol 0 with the dash in it.1.)Which expression is equivalent to
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2. asked by HotMath
3. 1,528 views
1. Let (-7, 4) be a point on the terminal side of (theta). Find the exact values of sin(theta), csc(theta), and cot(theta).2.
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2. asked by Kandee Johnson
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1. Which expression is equivalent to cos 2theta for all values of theta ?cos^2 theta – sin^2 theta ~ cos^2 theta – 1 1 – 2
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2. asked by Kelsey
3. 1,463 views
1. Show that Sin3 Theta - Cos2 Theta = (1 - Sin Theta)(4Sin^2 Theta + 2Sin Theta - 1).Without using a calculator, show that
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2. asked by Edwards
3. 632 views
Another: theta is a second quadrant angle in standard position and tan theta = - (sqrt5)/(2) .Find the exact value of cos theta.
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2. asked by Adam
3. 806 views
Find exact values for all the solutions to the equation cos theta = sqrt 3/2 for -2pi <= theta <= 2piTheta = Theta = Theta =
1. 3 answers
2. asked by George
3. 1,891 views
If cos theta = 0.8 and 270<theta<360, find the exact value of sin 2thetaa) -0.96 b) -0.6 c) 0.96 d) 0.28 Answer: b 2) If csc
1. 5 answers
2. asked by Lucy
3. 3,541 views
the terminal side of angle theta in standard position lies on the line that travels through point (9,1), find sin of theta, cos
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2. asked by ardian gashi
3. 687 views
angle theta is in the standard position and 0'=<theta=<180'. If cos theta = -2/3, find the exact value of sin theta* tan theta.
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2. asked by Han
3. 787 views