﻿ The given expression  is true if and only if : Kaysons Education

# The Given Expression  is True If And Only If

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## Question

### Solution

Correct option is

as  (x – y)2 can never be negative  x = y                … (i)

Here, the fraction   is not defined for x + y = 0

#### SIMILAR QUESTIONS

Q1

If , then the greatest value of  is

Q2

, then ‘a’ is equal to

Q3
Q4
Q5

is equal to

Q6

The numerical value of

is equal to

Q7

If x1 and x2 are two distinct roots of the equation a  is equal to

Q8
Q9
Q10

The number of integral values of ‘n’ so that sin x (sin x + cos x) = n has at least one solution, is :