Question

(2 root 3 minus 5 root 2)(root5 minus root 7)

Answer 1

$\huge\underline\frak\blue{Question}$

(2√3 - 5√2) (√5 - √7)

$\huge\underline\frak\blue{Solution}$

= (2√3 - 5√2) (√5 - √7)

= √5(2√3 - 5√2)-√7(2√3 - 5√2)

= 2√5 - 5√10 - 2√7 + 5√14

$\huge\underline\frak\blue{note}$

• Same sign = addition
• Opposite sign = subtraction