it 2 cosec square 30 + x into sin square 60 - 3 by 4 tan square 30 = 10 find x
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2 cosec² 30° + x sin² 60° - 3/4 tan² 30° =10
2 × (2)² + x (√3/2)² - (3/4) (1/√3)² =10
2×4 + x (3/4) - (3/4)(1/3) =10
8 + 3x/4 - 3/12 = 10
(96 + 9x - 3)/12 = 10
(93 + 9x )/12 = 10
3(31+3x) / 12 = 10
31 + 3x = 10 × 4
31 + 3x = 40
3x = 40 - 31
3x = 9
x = 9/3
x = 3
answer: 3
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