Math, asked by ankitagadi, 1 year ago

Prove that secA -cosA = tanA . sinA

Answers

Answered by Anonymous

2

Answer:

secA- cosA = 1/cosA - cos A

= 1- cos^2A/cosA

= Sin^2A/CosA

= sinA/CosA × sinA

= tanA × sinA

Answered by tessyantony1971

1

1/cos A-cos A=sinA/cos . Sin A

L.C.M

1-cos^2/cosA=sin^2/cosA

Sin^2/cosA=sin^2/coda

1=1

=1

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