AM-2594

R-formula

A Math · Secondary 4 · Medium · R-formula

Express

7\sin\theta + 24\cos\theta

in the form

R\sin(\theta + \alpha)

, where

R>0

and

0^\circ<\alpha<90^\circ

.

Find the value of

R

.

25
$\sqrt{49}$
$\sqrt{576}$
31

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