7√27 + 5√48 in simple radical form
41 sqrt(3)
√27 can be written as √(3*3^2) = 3√3
√48 can be written as √(3*4^2) = 4√3
so 7√27 + 5√48 = 7*3√3 + 5*4√3 = 21√3 + 20√3 = 41√3
