solve the equation
Secx - tanx = (-1)
class 11
please answer quickly
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Step-by-step explanation:
Answer:
True
Step-by-step explanation:
L.H.S
//multiply and divide by by secx + tanx
(secx - tanx) (secx + tanx) / (secx + tanx)
=> Sec²x - Tan²x / (Secx + Tanx)
//Remember Sec²θ - Tan²θ = 1
=> 1 / (Secx + Tanx)
=> R.H.S
Hence proved
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