# Verify the identity. (7 points) sin(x+pi/2)=cosx?

### Answer this question

• Verify the identity. (7 points) sin(x+pi/2)=cosx?

Please help!!!!! verify the identity. sin (x+pi/2)=cos xplease help!!! ... * cos(pi/2) + cos(x)* sin(pi/2) Crank thi... A community for students. ...
Positive: 94 %
you're getting sloppy ... sin, cos, sec, etc. mean nothing without the x. also ... use the proper grouping symbols as shown below. (1+sinx)/cosx + cosx/(1 ...
Positive: 91 %

### More resources

Basic Trig Identities – Sec. 7.1 . sin x ... Pythagorean Identities – Sec. 7.1 . cos 2 x + sin 2 ... Sum and Difference Identities – Sec. 7.3 . cos ...
Positive: 94 %
... (x-pi/2) ... = cos(x -pi/2) / sin ... Verify the identity. tan(x+(pi/2)) ... (x ... Verifying Trigonometric Identities (Sec. 7.1) ... Example 1 Verify ...
Positive: 89 %
cos(x) + 1/2 cos(2x) + 1/4 cos ... find other trig identities. factor sin x + sin y. Trigonometric Equations. solve a trigonometric equation. sin x + cos x ...
Positive: 75 %
... 7:52. Laracos Math 1,713 ... Trigonometry Identity: Proof that sin^2(x) + cos^2 ... (1-2cos ^2x+cos^4x)=sin^5x - Verify The Identity ...
Positive: 52 %

Anonymous97827
Create new account

Discover Questions