A Log is an Exponent
Compound Interest
Expand the Logarithm
Condense the Logarithm
Solve the Logarithm or Exponential
100

log3 81 = x

What is x = 4

100

$2500 investment; 6% interest, compounded semi-annually for 5 years

What is $3359.79

100
log (x^2 * y)
What is 2 log (x) + log (y)
100

2 log x + 3 log z

log(x2z3)

100

log 2 (6) = x

What is x = log 6 / log 2 = 2.58

200

logx (625) = 2

What is x = 25

200

$2500 investment, compounded quarterly at 8 %, for 10 years

What is $5520.10

200
log (x/y^2)
What is log (x) - 2log (y)
200

1/2 log x

log (square root of x)

200

ln (x) - ln (2) = 0

What is x = 2

300

log (1/100) = x

What is x = -2

300

$5000 invested compounded continuously at 6% for 8 years

What is $8080.37

300
2 log (xy)
What is 2 log (x) + 2 log (y)
300

log x + log y - log z

What is log (xy/z)

300

log (2x +1) = log (4x - 5)

What is x = 3

400

3log3 (1/81) = x

What is x = -4

400

The continuous exponential decay model that represents the atmospheric pressure at sea level is 15.191 pounds per square inch (psi) and as the altitude increases by x feet, psi decreases by 0.004%.

What is a(x) = 15.191e-0.00004x

400

log (x2y3 / z )

What is 2 log (x) + 3 log (y) - log (z)

400

2 log a - (log b + log c)

What is log (a2/bc)

400

log (x+4) + log (x) = log (12)

What is x = -6 and 2

500

log (-1/100) = x

What is no solution

500

Which investment will be worth more after 10 years, $3000 invested into an account with 6% interest compounded quarterly or $2500 invested at 8% interest compounded monthly? How much more?

What is Monthly - $107.05

500

an expanded form of ln ((9x2yz3)/((y - 5)4))

What is 2ln(3) + 2ln(x) + ln(y) + 3ln(z) - 4ln (y - 5)

500

a condensed form of log2 15 + 6log2 x - (4/3)log2 x - (1/3)log2 (x+3)

What is log2 ((15x5)/cube root of (x(x+3))

500

The solution to the equation: 6x - 2 = 52x + 3

What is about -5.89

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