Question

multiply and simplify (2√7+3√5)(√7-2√5)

Answer 1

ok multiply one by one by removing the bracket and using the distributive property

Answer 2

\[({2}\sqrt{7} + {3}\sqrt{5})({\sqrt{7}}-2\sqrt{5})\]
\[\sqrt{7}\times({2}\sqrt{7} + {3}\sqrt{5})-2\sqrt{5}\times({2}\sqrt{7} + {3}\sqrt{5})\]

Answer 3

so i got -√35-52

Answer 4

is it right?

Answer 5

no it is not correct

Answer 6

14-4√35+3√35-30 am i right so far