Y=2sinx-cos^2(x) F"(x)=-sinx+cos^2-sin^2(x) Find the points

The equation 2sinx+sqrt(3)cotx=sinx is partially solved below.2sinx+sqrt(3)cotx=sinx sinx(2sinx+sqrt(3)cotx)=sinx(sinx)
1. 7 answers
2. asked by girly girl
3. 5,636 views
Y=2sinx-cos^2(x)F"(x)=-sinx+cos^2-sin^2(x) Find the points of inflection and concavities
1. 1 answer
2. asked by Anonymous
3. 733 views
I need help solving for all solutions for this problem:cos 2x+ sin x= 0 I substituted cos 2x for cos^2x-sin^2x So it became
1. 1 answer
2. asked by Martha
3. 644 views
find the tangent line of the following function Y=2sinx + sinx^2 at the points Pi/6,5/4
1. 1 answer
2. asked by Bashar
3. 475 views
y= 2sin^2 xy=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
1. 0 answers
2. asked by Candy
3. 663 views
by equating the coefficients of sin x and cos x , or otherwise, find constants A and B satisfying the identity.A(2sinx + cosx) +
1. 1 answer
2. asked by Candice
3. 661 views
tanx+secx=2cosx(sinx/cosx)+ (1/cosx)=2cosx (sinx+1)/cosx =2cosx multiplying both sides by cosx sinx + 1 =2cos^2x sinx+1 =
1. 0 answers
2. asked by shan
3. 994 views
Which of the following are trigonometric identities?(Can be more then one answer) tanx cosx cscx = 1 secx-cosx/secs=sin^2x
1. 1 answer
2. asked by Jill
3. 4,818 views
How do you simplify:(1/(sin^2x-cos^2x))-(2/cosx-sinx)? I tried factoring and creating a LCD of (sinx+cosx)(sinx cosx)
1. 2 answers
2. asked by Shannon
3. 603 views
solve each equation for 0=/<x=/<2pisin^2x + 5sinx + 6 = 0? how do i factor this and solve? 2sin^2 + sinx = 0 (2sinx - 3)(sinx
1. 7 answers
2. asked by sh
3. 967 views