Greatest value of function -5 sin θ+12 cos θ is

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The greatest value of the function $-5 \sin \theta+12 \cos \theta$ is

A

$12$

B

$13$

C

$7$

D

$17$

Solution

(b)

Greatest value $=\sqrt{(-5)^2+(12)^2}=13$

Standard 11

Physics

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