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April 2021 0 34 Report
the most general value of θ which satisfy both the equations tanθ = -1 and cosθ = 1/√2 is (a) nπ + 7(π/4) (b) 2nπ + 7(π/4) (c) nπ + (-1)^n × 7(π/4) 23 (d) 7nπ/4 (here n is any integer) w

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