Diketahui 2 log 3 = a dan 2 log 5 = b Tentukan : a) 2 log 75 dan b) 2 log 50
²log3 = a
²log5 = b
a) ²log75 = ²log(3×5²) = ²log3 + 2²log5
= a + 2b
b) ²log50 = ²log(2 x 5²) = ²log2 + 2²log5
= 1 + 2b
Diketahui 2 log 3 = a dan 2 log 5 = b Tentukan : a) 2 log 75 dan b) 2 log 50
²log3 = a
²log5 = b
a) ²log75 = ²log(3×5²) = ²log3 + 2²log5
= a + 2b
b) ²log50 = ²log(2 x 5²) = ²log2 + 2²log5
= 1 + 2b