GenMath Short Quiz 2 July 13, 2016 score:________/25
Name:__________________________________ Section:____________
Write your complete solutions and final answer on the
space provided. Use the back page if the space is not
enough. Use a yellow pad for scratch.
1. For an exponentianl function f ( x)=a x, what should
be the values of a ? _________________
2. What is the y-intercept of the graph of the 12. For the function f ( x )=3 x (3pts)
exponential function ( x)=a x ?_______________ a. Construct a table of values and sketch the graph
x
3. Solve 82 x =1024 (2pts) y
b. Identify the asymptote of the graph___________
c. The y- intercept __________
4. Solve 32 x =18. Round to the nearest ten-
thousandth. (2pts)
x 1
5. Write the equation 49 = in logarithmic form. 13. Use the graph of f ( x )=3 x , to sketch the graph of
7
g ( x )=log 3 x (2pts)
3
6. Write the equation log 9 27= in exponential form.
2
1
7. Evaluate the expression log (2pts)
10 000
14. If you invest P2,000 in a savings account that offers
an interest of 12% compounded quarterly, how
8. Evaluate the expression ln √ e (2pts) much will you have after 5 years? (2pts)
9. Condense the logarithmic expression
1
log b x−2 log b y
2
15. After t years, the annual sales is hundreds of
thousands of units of a product q is given by
0.6 t
1
Name:__________________________________ Section:____________
Write your complete solutions and final answer on the
space provided. Use the back page if the space is not
enough. Use a yellow pad for scratch.
1. For an exponentianl function f ( x)=a x, what should
be the values of a ? _________________
2. What is the y-intercept of the graph of the 12. For the function f ( x )=3 x (3pts)
exponential function ( x)=a x ?_______________ a. Construct a table of values and sketch the graph
x
3. Solve 82 x =1024 (2pts) y
b. Identify the asymptote of the graph___________
c. The y- intercept __________
4. Solve 32 x =18. Round to the nearest ten-
thousandth. (2pts)
x 1
5. Write the equation 49 = in logarithmic form. 13. Use the graph of f ( x )=3 x , to sketch the graph of
7
g ( x )=log 3 x (2pts)
3
6. Write the equation log 9 27= in exponential form.
2
1
7. Evaluate the expression log (2pts)
10 000
14. If you invest P2,000 in a savings account that offers
an interest of 12% compounded quarterly, how
8. Evaluate the expression ln √ e (2pts) much will you have after 5 years? (2pts)
9. Condense the logarithmic expression
1
log b x−2 log b y
2
15. After t years, the annual sales is hundreds of
thousands of units of a product q is given by
0.6 t
1
