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sally1
Username
sally1
Score
253
Membership
Stats
Questions
48
Answers
17
48 Questions
17 Answers
0
1
5693
1
+253
A grey squirrel population was introduced in a certain county of Great Britain 40 years ago. Biologists observe that the populatio
A grey squirrel population was introduced in a certain county of Great Britain 40 years ago. Biologists observe that the population doubles every 8 years, and now the population is 100,000.
(a) What was the initial size of
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Alan
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sally1
Jul 10, 2014
0
1072
1
+253
Find the time required for an investment of $5000 to grow to $7000 at an interest rate of 7.5% per year, compo
Find the time required for an investment of $5000 to grow to $7000 at an interest rate of 7.5% per year, compounded quarterly.
Melody
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sally1
Jul 10, 2014
0
804
1
+253
Express the equation in logarithmic form.
Express the equation in logarithmic form.
10 4 = 10000
641/3 = 4
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Melody
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sally1
Jul 10, 2014
0
1501
6
+253
Use the Laws of Logarithms to combine the expression.
Use the Laws of Logarithms to combine the expression.
log 8( x 2 − 64) − log 8( x − 8)
Alan
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sally1
Jul 10, 2014
0
642
1
+253
Combine/simplify this
We can combine
3 log x + log y − log z to get
Melody
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sally1
Jul 10, 2014
0
884
7
+253
Evaluate the expression.
Evaluate the expression.
log 12 81 + log 12 256
CPhill
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sally1
Jul 10, 2014
+3
1
1670
4
+253
Solve the equation.
Solve the equation.
e2x − 9ex + 8 = 0
e6x + 5e3x − 14 = 0
x 2 3 x − 4( 3 x) = 0
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heureka
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sally1
Jul 9, 2014
0
1151
1
+253
Find the domain of the function.
Find the domain of the function.
g( x) = log 3( x 2 − 9) g( x) = ln( x − x 2) h(x) = ln x + ln( 1 − x) f( x) = log 5( 6 − 3 x)
Melody
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sally1
Jul 9, 2014
0
923
0
+253
Use the Change of Base Formula and a calculator to evaluate the logarithm, correct to six decimal places. Use either natural or common logar
Use the Change of Base Formula and a calculator to evaluate the logarithm, correct to six decimal places. Use either natural or common logarithms.
log 5 8
sally1
Jul 9, 2014
0
720
1
+253
Evaluate the expression.
Evaluate the expression.
log 3 54 − log 3 2
CPhill
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sally1
Jul 9, 2014
0
877
6
+253
Evaluate the expression.
Evaluate the expression.
log9 √9
log5 0.2
5log5 19
11
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CPhill
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sally1
Jul 9, 2014
0
2361
4
+253
Convert the following to logarithmic form.
Convert the following to logarithmic form.
8 4 = 4096 Convert the following to exponential form. log 8 64 = 2
CPhill
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sally1
Jul 9, 2014
0
1668
4
+253
Would i be able to get the domain and range from a function or does it have to be from a graph?
Would i be able to get the domain and range from a function or does it have to be from a graph?
Melody
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sally1
Jun 27, 2014
0
1
1712
2
+253
Solve the nonlinear inequality.
Solve the nonlinear inequality.
x2 > 2(x + 4)
Melody
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sally1
Jun 26, 2014
0
1095
4
+253
Solve the linear inequality.
A telephone company offers two long-distance plans.
Plan A: $25 per month and 5¢ per minute
Plan B: $6 per month and 12¢ per minute For how many minutes of long-distance calls would plan B be financially advantageous?
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CPhill
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sally1
Jun 26, 2014
0
1024
6
+253
Solve the linear inequality.
It is estimated that the annual cost of driving a certain new car is given by the formula
C = 0.39m + 2600 where m represents the number of miles driven per year and C is the cost in dollars. Jane has
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Alan
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sally1
Jun 26, 2014
0
976
6
+253
Solve the linear inequality.
Solve the linear inequality.
-8<4-2x<=-5
jboy314
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sally1
Jun 26, 2014
0
1398
2
+253
A soft-drink vendor at a popular beach analyzes his sales records and finds that if he sells x cans of soda pop in one day, his pr
A soft-drink vendor at a popular beach analyzes his sales records and finds that if he sells x cans of soda pop in one day, his profit (in dollars) is given by
P(x) = − 0.001x 2 + 3x − 1825. What is his
read more ..
Alan
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sally1
Jun 26, 2014
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