WAEC - Mathematics (2019 - No. 24)
If log\(_x\) 2 = 0.3, evaluate log\(_x\) 8.
2.4
1.2
0.9
0.6
Vysvětlení
log\(_x\)2 = 0.3
log\(_x\)8 = log\(_x\)2\(^3\) = 3 log\(_x\)2
= 3 x 0.3
= 0.9
log\(_x\)2 = 0.3
log\(_x\)8 = log\(_x\)2\(^3\) = 3 log\(_x\)2
= 3 x 0.3
= 0.9