Question

For a positive real number ‘a’ and ‘b’ which is not true?a)√= √√b) (a+√)(−√)=2−c) √/=√√d) (√+ √)(√−√) = +

Answer 1

Answer:

√ab=√a√bb)(a+√b)(a-√ b)=a²-b² c)√a/b=√a/√b d)(√a+√b) (√a-√b )=a+b. 2.