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Prove 1/cos 290 degree + 1/sq. root 3*sin 250 degree = 4/sq. root 3
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1cos-2901√3-sin-250
Dhanalakshmi
July 6, 2019, 5:41am
1
prove 1/cos 290 degree + 1/sq. root 3 ×sin 250 degree = 4/sq. root 3
Dhanalakshmi
July 6, 2019, 5:41am
2