Question: which expression is not equal to 1 + sin 2t? a) sin^2 t + 2 sin t cos t + cos^2 t b) sin^2 t

which expression is not equal to 1 + sin 2t? a) sin^2 t + 2 sin t cos t + cos^2 t b) sin^2 t + sin 2t c) (sin t + cos t)^2 d) 1 + 2sin t cos t

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