Question: QUESTION 2 2 . 1 Verify that s i n 2 x + s e c 2 x - 1 = ( 1 - c

QUESTION 2
2.1 Verify that sin2x+sec2x-1=(1-cos2x)(1+cos2x)cos2x.
2.2 Simplify the expression: cos(-x)sinxcotx+sin2x.
QUESTION 2 2 . 1 Verify that s i n 2 x + s e c 2

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