2cos²60° tan²28° tan²62°
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2Cos^260×tan^2(28)×tan^2(62)
2(1/2)^2×tan^2 (28)×cot^2(90-62)
2×(1/4)× tan^2(28)×cot^2(28)
(1/2)×tan^2(28)×1/tan^2(28)
1/2×1=1/2
hope it help you dear....
2(1/2)^2×tan^2 (28)×cot^2(90-62)
2×(1/4)× tan^2(28)×cot^2(28)
(1/2)×tan^2(28)×1/tan^2(28)
1/2×1=1/2
hope it help you dear....
arushisaini1530:
Thnxu....
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0
Answer:
Step-by-step explanation:
2Cos^260×tan^2(28)×tan^2(62)
2(1/2)^2×tan^2 (28)×cot^2(90-62)
2×(1/4)× tan^2(28)×cot^2(28)
(1/2)×tan^2(28)×1/tan^2(28)
1/2×1=1/2
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