Question

calcule:
a) (2√3)(√3+2)
b)(3√3-2)(√2+3).

Answer 1

a) (2√3).(√3 + 2) = 2√3.√3 + 2.2√3 = 2.3 + 4√3 = 6 + 4√3; b) (3√3 - 2).(√2 + 3) = 3√3.√2 + 3.3√3 - 2√2 - 2.3 = 3√6 + 9√3 - 2√2 - 6