1.

Z=(5+√7)(5-√-7)simply and express the result in the form of (a+ib)​

Answer»

Step-by-step EXPLANATION:

(5 +  \sqrt{7} )(5 -  \sqrt{7} )

= (5 {}^{2} ) -  (\sqrt{7} ) {}^{2}

= 25 - 7

= 18



Discussion

No Comment Found

Related InterviewSolutions