Answer:
15ab
Step-by-step explanation:
if the AB is capital on purpose then its 15a^2b over AB
ok!
67
Assuming you require to simplify the expression.
Using the rule of radicals
× ⇔
Simplifying the radicals
= = × = 6
= = × = 11
Then
2 + 5
= 2(6 ) + 5(11 )
= 12 + 55
= 67
(x + 7)(x + 8)