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## Question

### Solution

Correct option is

#### SIMILAR QUESTIONS

Q1

Evaluate: cos  (–30300).

Q2
Q3

If sin = 8/17 and cos β = 9/41, find sin (θ + β), cos (θ + β), sin (θ – β) and cos (θ – β), where θ is an obtuse angle and β is an acute angle.

Q4
Q6

The equation (cos p – 1)x2 + (cos p)x +sin p = 0, where x is a variable, has real roots. Then the interval of p may be any one of the following:

Q10

the value of tan β is