Name:___________________________________
Logs: Extra Multiple Choice Questions
Date:_______ Period:______
Ms. Anderle
Bonus Multiple Choice Questions
Circle the correct answer. Show all work on a separate sheet of paper. STAPLE your work to this sheet.
If your paper is not stapled it will not be accepted. Each correct answer (with the appropriate work) will
receive 1 extra point.
1. Simplify:
(1)
(2)
(3)
(4)
2. What are the coordinates of the turning point of the parabola whose equation is: y   x 2  4 x  1 ?
(1) (-2,-11)
(2) (2,5)
(3) (-2,-3)
(4) (2,13)
3. If f(x) = x2 and g(x) = 2x + 1, which expression is equivalent to (f◦g)(x)?
(1) 2 x 2  1
(2) 4 x 2  4 x  1
(3) 4 x 2  1
yx
?
x2  y 2
1
(2)
x y
(4) 2( x  1)2
4. Which expression is equivalent to
(1)
1
x y
(3)
1
x y
(4)
1
x y
5. If log x  3log a  log b , then x is equivalent to
(1)
a3
b
(2)
3a
b
(3) 3a  b
(4) a 3  b
6. The roots of the equation x 2  5 x  1  0 are
(1) real, irrational, and unequal
(2) real, rational, and unequal
(3) real, rational, and equal
(4) imaginary
7. Which of the following expressions is equal to x?
(1) ln x
(2) log ex
(3) log22x
(4) ln xx
8. Simplify:
(1)
(3)
(4)
(3)
(4)
9. The expression
(1)
(2)
is equivalent to
(2)
10. What is the sum of the roots of the quadratic equation 5x 2 + 2x – 3 = 0?
(1)
(2)
(3)
(4)