Exponential, Logarithmic, Rational Functions Review Question Preview (ID: 54250)


Exponential And Logarithmic Forms, Expand Logs, Inverse Variation, Fractions. TEACHERS: click here for quick copy question ID numbers.

Which is not an exponential function?
a) y = 2^x
b) y = 3^x
c) y = x^2
d) y = (1/2)^x

Write in exponential form: log base 2 of 8 = 3
a) 3^2 = 8
b) 2^3 = 8
c) 2^8 = 3
d) 8^3 = 2

Write in exponential form: log base 3 of 9 = 2
a) 3^9 = 2
b) 9^2 = 3
c) 2^3 = 9
d) 3^2 = 9

log(xy) =
a) logx + logy
b) logx - logy
c) (logx)(logy)
d) (logx)/(logy)

log(x/y)
a) logx + logy
b) logx - logy
c) (logx)(logy)
d) (logx)/(logy)

Find the matching equation: y varies inversely with x
a) y = k + x
b) y = k - x
c) y = kx
d) y = k/x

4/7 - 2/7 =
a) 2/7
b) 6/7
c) 8/7
d) 42/7

1/2 + 2/3
a) 3/5
b) 4/8
c) 7/6
d) 1/9

3/5 + 3/4 =
a) 6/9
b) 27/20
c) 9/20
d) 27/9

logx^2 =
a) 2logx
b) log2x
c) logx + 2
d) 2/logx

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