Advertisements
Advertisements
प्रश्न
If x = 2 and y = 3, then find the value of the following expressions
x + y
Advertisements
उत्तर
Given: x = 2, y = 3
x + y = 2 + 3
= 5
APPEARS IN
संबंधित प्रश्न
Factorize `5sqrt5x^2 + 20x + 3sqrt5`
Factorize the following expressions:
`x^3/216 - 8y^3`
8x3 + 27y3 - 216z3 + 108xyz
`3sqrt3a^3 - b^3 - 5sqrt5c^3 - 3sqrt15abc`
If \[x^2 + \frac{1}{x^2} = 18,\] find the values of \[x + \frac{1}{x} \text { and } x - \frac{1}{x} .\]
If x + y = 4 and xy = 2, find the value of x2 + y2
What must be added to the following expression to make it a whole square?
4x2 − 12x + 7
Write the value of \[\left( \frac{1}{2} \right)^3 + \left( \frac{1}{3} \right)^3 - \left( \frac{5}{6} \right)^3 .\]
The expression (a − b)3 + (b − c)3 + (c −a)3 can be factorized as
Evaluate: (3x - 1)(4x3 - 2x2 + 6x - 3)
Divide: m2 − 2mn + n2 by m − n
Divide: 6x2 + 5x - 6 by 2x + 3
Find the average (A) of four quantities p, q, r and s. If A = 6, p = 3, q = 5 and r = 7; find the value of s.
The solution of the equation `"3x" - 1/2 = 5/2 + "x"` is ______.
If x = 2 and y = 3, then find the value of the following expressions
4y – x
The figure shows the dimensions of a wall having a window and a door of a room. Write an algebraic expression for the area of the wall to be painted.

Sonu and Raj have to collect different kinds of leaves for science project. They go to a park where Sonu collects 12 leaves and Raj collects x leaves. After some time Sonu loses 3 leaves and Raj collects 2x leaves. Write an algebraic expression to find the total number of leaves collected by both of them.
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?

Express the following properties with variables x, y and z.
Associative property of addition
Express the following properties with variables x, y and z.
Associative property of multiplication
