Differentiate the following function ( use the chain rule, product rule, or whatever you gotta use)

y= (secx)^2 +(tanx)^2

PLEASE !@#

y= (sec^{2} x) +(tan ^{2}x)

dy/dx = 2secx sec x tanx + 2 tanx sec^{2 }x=4 sec ^{2 }x tanx

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