The equation sin^6 x + cos^6 x=a^2 has real solution if value of a

+1 vote
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asked Nov 11, 2017 in JEE by Raja (30 points)

The equation sin6 x + cos6 x=a2 has real solution if value of a

1 Answer

+2 votes
answered Nov 11, 2017 by anukriti (13,536 points) 5 10 19
selected Nov 11, 2017 by sarthaks
 
Best answer

Solution:

1/4≤a2≤1

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