jika 5 log 3=p dan 5log 7=q, maka nilai dari 45 log 175 akar 3

5log3 = p
5log7 = q

45log175√3 = 5log175x3^½/5log45
= (5log5² + 5log7 + 5log3^½)/(5log3² + 5log5)
= (2 + q + p/2)/(2p + 1)
= (4 + 2q + p)/2(2p + 1)
= (4 + 2q + p)/(4p + 2)