Teaching Chandigarh JBT PRT Mock Test 2023-24 Mathematics Trigonometry Trigonometric Identities

If cos θ - sin θ = √2 sin θ, then (cos θ + sin θ) is:

1

- √2 cos θ

2

√2 cos θ

3

√2 tan θ

4

- √2 sin θ

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