1. what trig function has

1. what trig function has an amplitue of 1 and negative values for angles between π/2 and π?2. what trig function never
1. 1 answer
2. asked by anon
3. 922 views
Use trig identities to transform the expression (sec θ)/(csc θ) into a single trig function. Assume θ is acute. Work must be
1. 1 answer
2. asked by John
3. 464 views
i have some problems doing trigthe first one is: Show that cos(x/2) sin(3x/2) = ½(sinx + sin2x) i know that you are supposed to
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2. asked by jacob
3. 1,232 views
How would you solve this trig function:cos2x=sin^2-2 how do you know what trig identities to use?
1. 4 answers
2. asked by Jess
3. 735 views
A right triangle has a hypotneuse of x an adjacent of 9 and an oppisite of 15Solve for x. Round to the nearest tenth. Please
1. 1 answer
2. asked by ditto
3. 95 views
The integral (x^3sqrt(9^2-x^2)) can be transformed using a substitution to 59049 integral cos^4(x) -cos^2(x)i've figured out how
1. 2 answers
2. asked by william
3. 168 views
simplify to a constant or trig func.1. sec ²u-tan ²u/cos ²v+sin ²v change expression to only sines and cosines. then to a
1. 0 answers
2. asked by hilde
3. 667 views
This one confused me since it revolved around what seemed like dividing trig function by another functionWrite the following
1. 1 answer
2. asked by Taylor
3. 512 views
could someone please refresh my memory of the basic trig functions?ex) cos^2 + sin^2 = 1? That is a trig identity.
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2. asked by raychael
3. 623 views
1- If csc θ = 5 and θ is an acute angle, find:a. sin θ b. cos θ 2- Use trig identities to transform the expression (sec
1. 1 answer
2. asked by Tareq
3. 796 views