SOLUTION: Verify: sin^4 (x)-cos^4 (x)=(2sin^2(x))-1

SOLUTION: Verify: sin^4 (x)-cos^4 (x)=(2sin^2(x))-1

Algebra.Com

Question 751959: Verify: sin^4 (x)-cos^4 (x)=(2sin^2(x))-1
Answer by tommyt3rd(5050) (Show Source): You can put this solution on YOUR website!

and then

:)
RELATED QUESTIONS
Verify identity.... (answered by MathLover1)

Question 624957: Verify the trig identity: sin^4(x)+cos^4 (x)=3/4 + 1/4 cos(4x). How... (answered by jsmallt9)

Verify the identity:... (answered by lwsshak3)

Prove: Cos^4(x) - Sin^4(x) = 1 - 2Sin^2(x) Thank you (answered by stanbon)

how do I verify that 1-cos(x^2) / 1 + cos(x^2) =... (answered by Alan3354)

verify the identity... (answered by Edwin McCravy)

Verify the trig identity: sin^4(x)+cos^4 (x)=3/4 + 1/4 cos(4x). (answered by jsmallt9)

Prove that... (answered by MathLover1)

sin^2 x - cos^2 x =... (answered by Alan3354)