Question

the conjugate pair of is√4-√7 (a)√4-√7
(b) √4+√7
(c) -√4+√7
(d) -√4-√7​

Answer 1

Answer:

b

Step-by-step explanation:

Answer 2

Step-by-step explanation:

Given: $\sqrt{4} - \sqrt{7}$

To find: Conjugate pair of given number is

(a)√4-√7

(b) √4+√7

(c) -√4+√7

(d) -√4-√7

Solution:

Tip: Conjugate pair of binomial $a+b$ is $a-b$.

To find the conjugate pair of

$\sqrt{4} - \sqrt{7}$

just change the sign of second number.

By this way

$\sqrt{4} + \sqrt{7}$

is the conjugate pair.

Hence,

Option b is correct.

Final answer:

Conjugate pair of $\bf \sqrt{4} - \sqrt{7}$ is $\bf \sqrt{4} + \sqrt{7}$.

Option b is correct.

Hope it helps you.

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