If sinθ = (p² − 1) / (p² + 1), then cosθ is equal to:
Question : If sinθ = (p² − 1) / (p² + 1), then cosθ is equal to : Options : […]
Question : If sinθ = (p² − 1) / (p² + 1), then cosθ is equal to : Options : […]
Question : If 4 − 2sin²θ − 5cosθ = 0, 0° < θ < 90°, then the value of sinθ