If sin-a-and cos-b- then the value of 1-a2-b-

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Trigonometric Ratios

If sinθ=a,and...

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If sin $θ$ =a,and cos $θ$ =b, then the value of $\frac{(1 - a^{2})}{b}$ = __

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a c o s θ + b s i n θ = 4

a s i n θ - b c o s θ = 3

a^{2} + b^{2}

cot θ = \frac{b}{a},

\frac{cos θ + sin θ}{cos θ - sin θ}

A = (sin θ + 1, cos θ)

B = (1 - cos θ, - sin θ)

A B

If sin $θ$ = $\frac{a}{b}$ then cos $θ$ = ?

(a) $\frac{b}{\sqrt{b^{2} - a^{2}}}$ (b) $\frac{\sqrt{b^{2} - a^{2}}}{b}$ (c) $\frac{a}{\sqrt{b^{2} - a^{2}}}$ (d) $\frac{b}{a}$

s i n θ = \frac{a}{b}

c o s θ

\frac{b}{\sqrt{b^{2} - a^{2}}}

\frac{b}{a}

\frac{\sqrt{b^{2} - a^{2}}}{b}

\frac{a}{\sqrt{b^{2} - a^{2}}}

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