SOLUTION: 1)log65+2log5-2log40 2)log4+10 log7-logy=1 find y

Algebra.Com
Question 981451: 1)log65+2log5-2log40
2)log4+10 log7-logy=1 find y

Answer by MathLover1(20850)   (Show Source): You can put this solution on YOUR website!
1)












2)
........... find

........

...since log same, we have













RELATED QUESTIONS

2log5^2-log16^1/2+2log40 (answered by MathLover1)
Solve: log4(x+3)=2 log7(x+2)=1-log7(x-4)... (answered by ad_alta)
prove that... (answered by mathmate)
2log5+log4 (answered by venugopalramana)
Log7(3x)+log7(2x-1)=log7(16x-10) (answered by math_tutor2020)
Simplify the following expression: (ln (e^x+2) - log7 (1)) / (log4 (256))... (answered by lwsshak3)
Evaluate (a) log3 9 (b) log4 2 (c) log7... (answered by Alan3354)
find x 7^x = 4^x+1 that you do this but i dont know how find x... (answered by stanbon)
log4 y + logy 4... (answered by Edwin McCravy)