saltypickle135 saltypickle135 08-03-2024 Mathematics contestada Simplify cscx-cos²xcscx using fundamental trigonometric identities.a. cscx-cos²xcscx = cscx(1-cos²x)b. cscx-cos²xcscx = cscx(sin²x)c. cscx-cos²xcscx = cscx-1d. cscx-cos²xcscx = cscx-cscx+1