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Maths CBSE Live product
Class 10
Introduction to trigonometry
Trigonometric Identities - II
5.
PYQ - Choose the correct answer
Question:
1
m.
If \(\sec \theta - \tan \theta = z\), then the value of \(\sec \theta + \tan \theta\) is:
−
z
1
−
1
z
1
z
1
−
z
2
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