1.

Simplify the expression (√5+√4)(√5-√4)

Answer»

ANSWER:

your answer is 1

Step-by-step EXPLANATION:

(x + y)(x - y) =  {x}^{2}  -  {y}^{2}

( \sqrt{5}  +  \sqrt{4} )( \sqrt{5}  -  \sqrt{4} ) =  { \sqrt{5} }^{2}  -  { \sqrt{4} }^{2}

= 5 - 4

= 1



Discussion

No Comment Found

Related InterviewSolutions