Prove that:

Taking LHS



[(a + b)(a - b) = a2 - b2 ]
[As, sin2θ + cos2θ = 1]
![]()
![]()
![]()
= RHS
Proved !
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Couldn't generate an explanation.
Generated by AI. May contain inaccuracies — always verify with your textbook.
Prove that:

Taking LHS



[(a + b)(a - b) = a2 - b2 ]
[As, sin2θ + cos2θ = 1]
![]()
![]()
![]()
= RHS
Proved !
Couldn't generate an explanation.
Generated by AI. May contain inaccuracies — always verify with your textbook.
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