Math, asked by na864853, 8 months ago

If x = p sec θ + q tan θ & y = p tan θ + q sec θ then prove that x2 - y2 = p2 - q2

Answers

Answered by sathyamargerate0410

2

Step-by-step explanation:

x=psecA+qtanA y=psecA-qtanA

x²=p²sec²A+q²tan²A+2pqsecAtanA

y²=p²sec²A+q²tan²A-2pqsecAtanA

x²-y²=4pqsecAtanA

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