Use the quotient rule to divide and simplify.
A. -5x6
B. 5x2
C. -5x2
D. -125x8
Answer: C
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Solve the problem.The table shows the number of deaths due to car accidents in a certain city in various years. Let n = f(t) be the number of deaths due to car accidents at t years since 2012. Find a quadratic equation for f in vertex form. Use the data for the year 2015 as the vertex and use the data for the year 2017 to find the value of a.
A. f(t) = -4.25(t - 3)2 + 202 B. f(t) = -12.75(t - 3)2 + 270 C. f(t) = -2.04(t - 3)2 + 270 D. f(t) = 4.25(t - 3)2 + 202
Identify the figure as a line, segment, or ray. Then use the correct symbol to name the figure.
A. line segment;
B. line segment;
C. line;
D. ray;
Find the x- and y-intercepts of f.f(x) = (x - 3)(x - 4)
A. x-intercepts: -3, -4; y-intercept: -7 B. x-intercepts: 3, 4; y-intercept: -7 C. x-intercepts: 3, 4; y-intercept: 12 D. x-intercepts: -3, -4; y-intercept: 12
Combine and simplify, if possible.3 -
A. 3(x -1)
B. 3x - 1
C. (x -1)
D. (3x -1)