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prahlad choudhary

· started a discussion

· 1 Months ago

confustion (Question: 115769.0 )

if we put ø =90°

Question:
If x = cos2 \(\theta\) + sec2 \(\theta\), then :
Options:
A) x \(\leq\)1
B) x = 1
C) x \(\geq\) 2 
D) 1 \(\leq\) x < 2
Solution:
Ans: (c) 

Knowledge Expert

· commented

· 1 Months ago

Dear student,
Given solution is correct.
Keep learning,
Team TR

mohit yadav

· commented

· 1 Months ago

no you can't put 90, sec will become infinite
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