9√42 + 9√18
= 9√(6*7) + 9√(9*2)
= 9√6√7 + 9√9√2
= 9(√6)√7 + 9(3)√2
= 9√6√7 + 27√2
= 9√42 + 27√2
multiply
9 √3( √14+ √6)
simplify your asnwer
1 answer
9 √3( √14+ √6)
simplify your asnwer
1 answer
1 answer
1 answer
11 answers
9 answers