find the value of x...
tan²150+x . tan²30 sin²60 = cos²180⁰
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Answer:
sin60 = √3/2
cos30 = √3/2
tan 30 = 1/√3
by putting the values
(√3/2) square - (√3/2) sqaure + (1/√3) sqaure
3/4-3/4+1/3
answer is 1/3
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