M L Aggarwal Solutions for Chapter: Trigonometry, Exercise 11: CHAPTER TEST

Author:M L Aggarwal

M L Aggarwal Mathematics Solutions for Exercise - M L Aggarwal Solutions for Chapter: Trigonometry, Exercise 11: CHAPTER TEST

Attempt the practice questions on Chapter 3: Trigonometry, Exercise 11: CHAPTER TEST with hints and solutions to strengthen your understanding. Understanding ISC Mathematics Class 11 Volume 1 solutions are prepared by Experienced Embibe Experts.

Questions from M L Aggarwal Solutions for Chapter: Trigonometry, Exercise 11: CHAPTER TEST with Hints & Solutions

EASY
11th ICSE
IMPORTANT

Find the value of m2sin12π-n2sin32π+2mn secπ.

HARD
11th ICSE
IMPORTANT

A railway carriage is travelling along a circular railway track of radius 1500 metres with a speed of 66 km/hour. Find the angle in degrees turned by the engine in 10 seconds.

MEDIUM
11th ICSE
IMPORTANT

In any triangle ABC, prove that : 2bcos2C2+ccos2B2=a+b+c.

MEDIUM
11th ICSE
IMPORTANT

In any triangle ABC, prove that : sinAsin(A+B)=ac.

HARD
11th ICSE
IMPORTANT

In any triangle ABC, prove that: a-ba+b=tanA-B2tanA+B2.

HARD
11th ICSE
IMPORTANT

In any triangle ABC, prove that: b+cb-c=cotA2cotB-C2.

MEDIUM
11th ICSE
IMPORTANT

In any triangle ABC, prove that: 1+cos(A-B)cosC1+cos(A-C)cosB=a2+b2a2+c2.

MEDIUM
11th ICSE
IMPORTANT

In a triangle ABC, if cosA+cosC=sinB, then prove that it is right angled triangle.