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Mathematics
Mathematics
Problem
In Exercises 64-69, identify a simple function that has the same graph. Then confirm your choice with a proof. 69.
(
sec
2
x
)
(
1
−
sin
2
x
)
\left(\sec ^{2} x\right)\left(1-\sin ^{2} x\right)
(
sec
2
x
)
(
1
−
sin
2
x
)
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