Question

Multiply and simplify: (7 + 3√2)(9 - 5√2)

Answer 1

\[63-35\sqrt{2}+27\sqrt{2}-(15\times{2})\]\[63-8\sqrt{2}-30\]\[33-8\sqrt{2}\]

Answer 2

you use the distributive property and multiply
then you add the radical coefficients
lastly we add the constants

Answer 3

@SkyeJ helpful?? :)

Answer 4

very helpful!!! thank you so much :D