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Find the value of tan(1/2sin^-1
2sin(x)cos(x)+cos(x)=0
I'm looking for exact value solutions in [0, 3π] So I need to find general solutions to solve the
6 answers
asked by
Alex
906 views
y= 2sin^2 x
y=1- sinx find values of x inthe interval 0<x<360 if 2sin^x = 1-sinx this can be arranged into the quadratic. 2sin^2
0 answers
asked by
Candy
648 views
I need to find the exact solutions on the interval [0,2pi) for:
2sin^2(x/2) - 3sin(x/2) + 1 = 0 I would start:
0 answers
asked by
Jen
931 views
Sin(2x)=2sin(x)cos(x) find the exact value in radians with 2sin^2(x)+sin^2(x)=0, i really do not get this question or even how
1 answer
asked by
john
552 views
Sin(2x)=2sin(x)cos(x) find the exact value in radians with 2sin^2(x)+sin^2(x)=0, i really do not get this question or even how
0 answers
asked by
john
526 views
Given that y=t^2sin^-1t find the derivative of the function y (Why is the answer 2sin^-1+t/square root of (1-t^2) and not
3 answers
asked by
Maryanne
143 views
Okay, today, I find myself utterly dumbfounded by these three questions -
Write a proof for - 2/(sqrt(3)cos(x) + sin(x))=
2 answers
asked by
Veronica
881 views
Find the solutions to the given equation in the interval [0,2π)?
2sin^3(x)−sin(x)cos(x)=2sin(x) check my answers π 4π)/3
3 answers
asked by
Matilda
405 views
Verify the identities.
Cos^2x - sin^2x = 2cos^2x - 1 When verifying identities, can I work on both side? Ex. 1 - sin^2x - sin^2x
1 answer
asked by
Shadow
642 views
Find sin(x/2) if sin(x)= -0.4 and 3pi/2 < or equal to (x) < or equal to 2pi
Let's use cos 2A = 1 - 2sin<sup>2</sup> A and we can
0 answers
asked by
aziiancaligirl
765 views