dimplesmtz8630 dimplesmtz8630 25-04-2024 Mathematics Answered Solve the given trigonometric equations by using identities. 2cos²θ + sinθ = 12cos²θ + sinθ - 1 = 0 1 + sin² = cos² sin²θ = 1 - cos²θ sinθ = √ (1 - cos² y) 2cos