Subject: Maths, asked 3 weeks, 2 days ago

## prove that sin3x = 3sinx - 4sin^3x

Subject: Maths, asked 3 weeks, 2 days ago

## Find the value of tan 15

Subject: Maths, asked 3 weeks, 2 days ago

## Please solve ques 3 step wise

Subject: Maths, asked 3 weeks, 4 days ago

## If "P-90"P, and 3?C, -a "C,, what is the value of a?

Subject: Maths, asked 3 weeks, 4 days ago

## How many triangles can be constructed using the interior points of sides PQ, QR and RP of APQR if the sides PQ, QR and RP have 2, 3 and 5 interior points on them?

Subject: Maths, asked 3 weeks, 4 days ago

## A team of 5 members including the class monitor is to be constituted from a class of 40 students. In the class, there are 15 girls. The monitor of the class is a boy. How many such teams would consist of 3 boys and 2 girls?

Subject: Maths, asked 3 weeks, 5 days ago

## In how many ways a chess team of 3 members can be made from 8 boys and 5 girls such that there is at least one girl in each team?

Subject: Maths, asked 3 weeks, 5 days ago

## The number of words that can be formed with the letters of the word ENGINEERING' so that no two vowels are together is

Subject: Maths, asked 3 weeks, 5 days ago

## A committee of 12 is to be formed from 10 women and 9 men. In how many ways can this be done if at least five women have to be included in the committee?

Subject: Maths, asked 3 weeks, 5 days ago

## A company has 50 employees - 30 men and 20 women. The average age of the employees of the company is more than 25 years but less than 30 years. If the average age of the male employees (x) is more than or equal to 20 years but less than or equal to 25 years, then what is the range of the average age of the female employees (y)?

Subject: Maths, asked 3 weeks, 6 days ago

## They set chairs in a straight line, one lesser than the number of children in the game, and then played the music as they walk around the chairs. In each and every round one chair gets removed If all 6 of them participated in the game, then answer the following questions:  (a) If in first round Kiran didn’t get any chair to sit then, find the number of ways of sitting arrangements of the remaining 5 children. (b) If in second round, Rohit didn’t get any chair to sit then, find the total number of sitting arrangements of remaining 4 children such that Sam and Ram sit together. (c) If in third round, Raj didn’t get any chair to sit then, find the total number of sitting arrangements of remaining 3 children such that Meena sits in the middle.

Subject: Maths, asked 3 weeks, 6 days ago

## What is the modulus and argument of the complete number 2 +6i/ 1 -2 i ?

Subject: Maths, asked 3 weeks, 6 days ago

## . Solve the following system of linear inequalities and represent the solution on the number line. 2(x – 2) < x – 7, 3(x –2) < 2 – x

Subject: Maths, asked on 25/8/22

## Roots of this equation

Subject: Maths, asked on 24/8/22

## What is the value of cos 30 degree

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