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Part $1$

Evaluate the integral.

Integral from $0$ to pi divided by $43$ secant squared x dx$0$$/43$sec$2$x$$dx

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Part $1$

Integral from $0$ to pi divided by $43$ secant squared x dx$0$$/43$sec$2$x$$dxequals$=$enter your response here

$($Type an exact$$ answer, using radicals as$$ needed.$)$