1.

$sin^{2}\theta - 3sin\theta + 2$ = 0 will be true if1). $0 \leq \theta < 90$2). $0 < \theta < 90$3). $\theta$ = $0^{0}$4). $\theta$ = $90^{0}$

Answer»

$\THETA$ = $90^{0}$ is the ANSWER



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