Question

1. tentukan nilai:
A. 4✅3 - ✅12
B. 4✅5 + 3✅20 - 5✅5
2. sederhanakan perbandingan berikut: 75kg : 2g

Answer 1

1.A
=4√3 - √12
=4√1 x 3 - √ 4 x 3
=4 x 1√3 - 2√3
=2√3

B
=4√5 + 3√20 - 5√5
=4√1 x 5 + 3√4 x 5 - 5√1 x 5
=4 x 1√5 + 3 x 2√5 - 5 x 1√5
=4√5 + 6√5 - 5√5
=5√5

2.
75kg:2g
75000g:2g
37500g:1g
37500:1