7.5#12 (7+√2)(8+√2) multiply and simplify if possible?

multiply-simplify

#1

7.5#12 (7+√2)(8+√2) multiply and simplify if possible?

Answer:

FOIL it and you get 72–√ + 56 + 2 82–√, combine like terms and you get the final answer:

152–√ + 58