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(cosecA -sinA)(secA-cosA)=1/tanA+cotA

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(cosecA -sinA)(secA-cosA)=1/tanA+cotA

Posted by Aarav Balan 7 years, 8 months ago

CBSE > Class 10 > Mathematics

1 answers

Megha A 7 years, 8 months ago

LHS: (1/sinA-sinA) (1/cosA-cosA) (1-sin sq A/sinA)(1-cos sq A/cosA) ( cos sq A/sinA)( sin sq A/cosA) = cosAsinA RHS: 1/sinA/cosA+cosA/sinA Sin sq A + cos sq A/sinAcosA 1/1/sinAcosA = sinAcosA LHS =RHS HENCE PROVED

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CBSE > Class 10 > Mathematics

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If 1/2 is a root of equation x^2+kx- 5/4 =0 , then what is the value of k

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CBSE > Class 10 > Mathematics

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CBSE > Class 10 > Mathematics