If cos A1-sin A-cos A 1-sin A -4 then find the value of A- Here 0o- A- 90o -

CosA(1+sinA)+cosA(1 sinA)/(1 sinA)(1+sinA)=4 #10; #10;cosA(1+sinA+1 sinA)/1 sin #178;A=4 #10; #10;cosA(2)/cos #178;A=4 #160;[as #10;sin #178; ...

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Trigonometric Ratios

If cos A1-s...

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If $\frac{cos A}{1 - sin A} + \frac{cos A}{1 + sin A} = 4$ then find the value of $A$ . (Here $0^{o} \leq A \leq 90^{o})$ ?

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\frac{sin A}{1 + cos A} + \frac{sin A}{1 - cos A}

(0^{o} < A < 90^{o})

\sqrt{\frac{1 - sin A}{1 + sin A}} + \frac{sin A}{cos A} = \frac{1}{cos A}

A

A

\frac{1 + cos A - sin A}{1 + cos A + sin A} = sec A - tan A = \frac{1 - sin A}{cos A} = \sqrt{\frac{1 - sin A}{1 + sin A}}

s i n A + c o s A = \sqrt{2} c o s A

If sinA - cos A = 1/2, then find the value of 1/(sinA+cosA)

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