SOLUTION: Solve for x: 3^x = 4
Select an answer below
a.log 4/3
b.log 4/3
c.log 4-log 3
d.ln 4/ln 3
Solve for x: 9^x+2 = 27
Select an answer below
a.1
b.2/3
c.-1/2
d.-2
Algebra.Com
Question 114124: Solve for x: 3^x = 4
Select an answer below
a.log 4/3
b.log 4/3
c.log 4-log 3
d.ln 4/ln 3
Solve for x: 9^x+2 = 27
Select an answer below
a.1
b.2/3
c.-1/2
d.-2
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
a^x=y
log(a)y=x
3^x = 4
log(3)4=x
.
9^x+2 = 27
9^x=25
x=log(9)25
=log(10)25/log(10)9
=1.46497
Ed
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