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IF,(secA+tanA)(secB+tanB)(secC+tanC)=(secA-tanA)(secB-tanB)(secC-tanC) PROVE THAT EACH SIDE EQUALS TO +AND- 1

IF,(secA+tanA)(secB+tanB)(secC+tanC)=(secA-tanA)(secB-tanB)(secC-tanC)
PROVE THAT EACH SIDE EQUALS TO +AND- 1

Grade:10

1 Answers

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24 Points
9 years ago
multiply both sides by RHS and then calculate the student would get lhs equal to the required
Thenmultiply the both sdies by LHS we will get the RHS equal to the required
 

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