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Number of solutions of ${(\cos x)}^{5} + {(\sin x)}^{3} = 1$ in $[0, 2 π]$

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Correct option is B

cosx5+sinx3=1 exists only for x=0,π2,2π∴Number of solutions =3

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Number of solutions of cosx5+sinx3=1 in0,2π

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Number of solutions of ${(\cos x)}^{5} + {(\sin x)}^{3} = 1$ in $[0, 2 π]$