Question

1. Simplify the following expressions. (√3+√7)²​

Answer 1

Answer:

$3+7+2\sqrt{21}$

Step-by-step explanation:

$(a+b)^2=a^2+b^2+2ab$

$(\sqrt{3} +\sqrt{7} )^2=\sqrt{3} ^2+\sqrt{7}^2+2\sqrt{3}*\sqrt{7}$

                   = $3+7+2\sqrt{21}$

Answer 2

I am sorry if you can’t understand my writing but hope it helps you:)