Advertisements
Advertisements
प्रश्न
If x = 2 and y = 3, then find the value of the following expressions
4y – x
Advertisements
उत्तर
Given: x = 2, y = 3
4y – x = 4(3) – 2
= 12 – 2
= 10
APPEARS IN
संबंधित प्रश्न
Factorize a2 - b2 + 2bc - c2
Factorize `2x^2 + 3sqrt5x + 5`
Factorize the following expressions:
y3 +125
Factorize the following expressions:
`8x^2y^3 - x^5`
`1/27 x^3 - y^3 + 125z^3 + 5xyz`
Factorize : x2 − 1 − 2a − a2
The factors of x3 − 7x + 6 are
Evaluate: (c + 5)(c - 3)
Evaluate: `(1/2 "a" + 1/2 "b") (1/2 "a" - 1/2 "b")`
Evaluate: - 4y (15 + 12y - 8z) (x - 2y)
Divide: 25x2y by - 5y2
Divide: x5 - 15x4 - 10x2 by -5x2
Express the following as an algebraic expression:
The sum of x and y minus m.
Express the following as an algebraic expression:
Sum of p and 2r – s minus sum of a and 3n + 4x.
Write the coefficient of x2 and x in the following polynomials
`x^2 - 7/2 x + 8`
The constant term of the expression 2y – 6 is _________
If x = 2 and y = 3, then find the value of the following expressions
x + y
In the expression 2πr, the algebraic variable is ______.
A school has a rectangular playground with length x and breadth y and a square lawn with side x as shown in the figure given below. What is the total perimeter of both of them combined together?

In the term 10xyz, what is the numerical coefficient?
