1.

Differentiate y = sec (x2 + 2)
A. 2x cos (x2 + 2)
B. –cos (x2 + 2) cot (x2 + 2)
C. 2x sec (x2 + 2) tan (x2 + 2)
D. cos (x2 +2)
Answer» D. cos (x2 +2)


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