tolong bantu jawab yaa yng nomer 41 dan 42

42. (2√3)² + (3√2)² - (2√6)²
= 2²√3² + 3²√2² - 2²√6²
= 4√9 + 9√4 - 4√36
= 4x3 + 9x2 - 4x6
= 12 + 18 - 24
= 30 - 24
= 6 (A)

43. = 8√6x15
_____
√5
= 8√90
_____
√5
= 8√90:5
= 8√18
= 8√9x2
= 8x3√2
= 24√2 (C)

Maaf jika salah