Question

(√a+√b)(√a-√b)=a-b
solve the equation​

Answer 1

Answer:

Step-by-step explanation:

$(a+b)(a-b)=a^{2} -b^{2}$

=$(\sqrt{a} +\sqrt{b} )(\sqrt{a} -\sqrt{b} )$

=$(\sqrt{a} )^{2} -(\sqrt{b}) ^{2}$

=​$a-b$