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If secA+cos is equal to 2 then sin^a+tan^A is how much value

If secA+cos is equal to 2 then sin^a+tan^A is how much value 
 

Grade:11

1 Answers

ANIKET RAJ
56 Points
2 years ago
secA=1/cosA
1/cosA+cosA=2
you should know that any expression a+1/a>=2 min value =2
so cosA=1,,A=0*
now sin2A+tan2A=(0)2+notdefined
so,answer=not defined
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