Find an equation of the line that parallel to the x-axis and 8 units below it.
?
A. 
B. 
C. ?
D. ?
E. ?
Answer: A
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Solve the problem.For what values of m does the function y = aemx satisfy the equation y" + 3y' - 28y = 0?
A. m = 7, 4 B. m = 7, -4 C. m = -28, 0 D. m = - 7, 4
Use the graph of the quadratic function to find the vertex, axis of symmetry, x- and y-intercepts, and domain and range.
A. vertex: (9, -2) axis of symmetry: x = 9 x-intercept: 5 y-intercepts: 1 and - 5 domain: (-?, ?) range: (-?, 9] B. vertex: (-2, 9) axis of symmetry: x = -2 x-intercepts: 1 and - 5 y-intercept: 5 domain: (-?, 9] range: (-?, ?) C. vertex: (-2, 9) axis of symmetry: x = -2 x-intercepts: 1 and - 5 y-intercept: 5 domain: (-?, ?) range: (-?, 9] D. vertex: (-2, 9) axis of symmetry: x = 9 x-intercepts: 1 and - 5 y-intercept: 5 domain: (-?, ?) range: (-?, 9)
Solve the problem.A paper boy collected $6.95, part in nickels and part in dimes. If the number of nickels was 14 more than one-half the number of dimes, how many nickels were there?
A. 50 nickels B. 29 nickels C. 9 nickels D. 39 nickels
Solve.Let f(x) = (x + 3)2. Find x so that f(x) = 50.
A. 2497
B. -53, 47
C. -3 + 5
, -3 - 5
D. -3 + 5