38: The value of( 1
+ cot theta - cosec
theta) (1 + tan
theta + sec theta)
is
A 1
B2
C4
Dzero
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Answer:(1+cotA-cosecA)(1+tanA-secA)
=(sinA+cosA-1/sinA)(cosA+sinA-1/cosA)
={(sinA+cosA)²-1}/sinAcosA
=2sinAcosA/sinAcosA
=2
Step-by-step explanation:
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