Problem 1 :
Which answer choice describes how the graph of f(x) = x^{2} was transformed to create the graph of n(x) = x^{2} – 1 ?
A) A vertical shift up B) A horizontal shift to the left
C) A vertical shift down D) A horizontal shift to the right
Problem 2 :
The expression d^{2} – d – 6 can be written in factored form as (d + 2) (d + k), where k represents a number. What is the value of k ? Record your answer and fill in the bubbles on your answer document.
Problem 3 :
The graph of a linear function is shown on the grid.
Which equation is best represented by this graph ?
A) y = (-7/4)x + 4 C) y = (-4/7)x + 4 |
B) y = (-7/4)x + 7 D) y = (-4/7)x + 7 |
Problem 4 :
Which expression is equivalent to (c^{8}(d^{6})^{3})/c^{2} for all values of c for which the expression is defined ?
F) c^{4}d^{9 }G) c^{4}d^{18 }H) c^{6}d^{9 }J) c^{6}d^{18}
Problem 5 :
Which value of x is the solution to this equation ?
5x^{2} = 30x – 45
A) x = 3 B) x = -3 C) x = 5 D) x = -5
Problem 6 :
A florist is making bouquets of flowers for a wedding. Each bouquet will have 9 flowers. The graph shows the linear relationship between y, the number of flowers used, and x, the number of bouquets.
The florist will use no more than 8 bouquets for the wedding. Which set best represents the domain of the function for this situation ?
F) {0, 2, 4, 6, 8, 10} G) {0, 1, 2, 3, 4, 5, 6, 7, 8}
H) {0, 18, 36, 54, 72, 90} J) {0, 9, 18, 27, 36, 45, 54, 63, 72}
Problem 7 :
The graph of a line is shown on the grid. The coordinates of both points indicated on the graph of the line are integers.
What is the rate of change of y with respect to x for this line ?
A) 5/2 B) -6/5 C) 2/3 D) -5/6
Problem 8 :
What is the value of the y – intercept of the graph of h(x) = 12.3(4.9)^{x} ? Record your answer and fill in the bubbles on your answer document.
Problem 9 :
Which expression is equivalent to (8.8 × 10^{9})/(2.2 × 10^{-3})
A) 4 × 10^{12 }B) 4 × 10^{6 }C) 4 × 10^{-3 }D) 4 × 10^{-6}
Problem 10:
A person dives into a pool from its edge to swim to the other side. The table shows the depth in feet of the person from the surface of the water after x seconds. The data can be modeled by a quadratic function.
Pool
Which function best models the data ?
F) d(x) = 0.05x^{2} + 0.74x G) d(x) = 0.05x^{2} + 0.74x + 9.17
H) d(x) = 0.26x^{2} - 3.11x J) d(x) = 0.26x^{2} - 3.11x + 1
May 21, 24 08:51 PM
May 21, 24 08:51 AM
May 20, 24 10:45 PM