$\mathrm{O}$ is the incentre of $∆\mathrm{ABC}$ and $\angle \mathrm{BOC}=110°.$ Then $\angle \mathrm{BAC}=?$

Important Questions on SSC Advanced Maths. : Previous Years Solved Papers

EASY

UPSC CDS

IMPORTANT

SSC Advanced Maths Volume 2>Chapter 2 - SSC Advanced Maths. : Previous Years Solved Papers>SSC LDC Exam. : 21.10.2012>Q 272

$\left(\frac{1}{\mathrm{cos\theta }}+\frac{1}{\mathrm{cot\theta }}\right)\left(\frac{1}{\mathrm{cos\theta }}-\frac{1}{\mathrm{cot\theta }}\right)$ carry a numerical value

EASY

UPSC CDS

IMPORTANT

SSC Advanced Maths Volume 2>Chapter 2 - SSC Advanced Maths. : Previous Years Solved Papers>SSC LDC Exam. : 21.10.2012>Q 273

If $\frac{\mathrm{sin\theta }+\mathrm{cos\theta }}{\mathrm{sin\theta }-\mathrm{cos\theta }}=\frac{5}{4}$, then the value of $\frac{{\tan }^2\mathrm{\theta }+1}{{\tan }^2\mathrm{\theta }-1}$ will be

MEDIUM

UPSC CDS

IMPORTANT

SSC Advanced Maths Volume 2>Chapter 2 - SSC Advanced Maths. : Previous Years Solved Papers>SSC LDC Exam. : 21.10.2012>Q 274

An aeroplane when flying at a height of $3125 \mathrm{m}$ from the ground passes vertically below another plane at an instant when the angles of elevation of the two planes from the same point on the ground are $30°$ and $60°$, respectively. Find the distance between the two planes at that instant.

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UPSC CDS

IMPORTANT

SSC Advanced Maths Volume 2>Chapter 2 - SSC Advanced Maths. : Previous Years Solved Papers>SSC LDC Exam. : 21.10.2012>Q 275

The graph of the equation $2x-3y=6$ intersects the $Y$-axis at the point:

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UPSC CDS

IMPORTANT

SSC Advanced Maths Volume 2>Chapter 2 - SSC Advanced Maths. : Previous Years Solved Papers>SSC LDC Exam. : 21.10.2012>Q 276

If ${\mathrm{a}}^2+{\mathrm{b}}^2+{\mathrm{c}}^2=\mathrm{ab}+\mathrm{bc}+\mathrm{ca}$ where $\mathrm{a}, \mathrm{b}, \mathrm{c}$ are non-zero real numbers. Then the value of $\frac{\mathrm{a}+\mathrm{b}}{\mathrm{c}}$ is

EASY

UPSC CDS

IMPORTANT

SSC Advanced Maths Volume 2>Chapter 2 - SSC Advanced Maths. : Previous Years Solved Papers>SSC LDC Exam. : 21.10.2012>Q 277

If the expression $\frac{{\mathrm{x}}^2}{{\mathrm{y}}^2}+\mathrm{tx}+\frac{{\mathrm{y}}^2}{4}$ is a perfect square, then the values of $t$ is

MEDIUM

UPSC CDS

IMPORTANT

SSC Advanced Maths Volume 2>Chapter 2 - SSC Advanced Maths. : Previous Years Solved Papers>SSC LDC Exam. : 21.10.2012>Q 278

If $\mathrm{x}+\frac{1}{\mathrm{x}}=3$ then the value of ${\mathrm{x}}^5+\frac{1}{{\mathrm{x}}^5}$ will be

EASY

UPSC CDS

IMPORTANT

SSC Advanced Maths Volume 2>Chapter 2 - SSC Advanced Maths. : Previous Years Solved Papers>SSC LDC Exam. : 21.10.2012>Q 279

A chord of length $8 \mathrm{cm}$ is at a distance of $3 \mathrm{cm}$ from the centre of the circle. The length of the radius of the circle is