Question
simplify (2 square root 5 + 3 square root of 7)^2
Answers
oobleck
(2√5 + 3√7)^2
= (2√5)^2 + 2(2√5)(3√7) + (3√7)^2
= 20 + 12√35 + 63
= 83 + 12√35
= (2√5)^2 + 2(2√5)(3√7) + (3√7)^2
= 20 + 12√35 + 63
= 83 + 12√35