Solve the problem.Approximate the area under the graph of f(x) = x2 - 3x + 4 from 1 to 5 by partitioning the interval into 4 subintervals of equal length and choosing t to be the left endpoint.
A. 16
B. 20
C. 28
D. 30
Answer: A
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State the domain and range of the function.f(x) = -6x - 5
A. Domain = [0, ?); range = (-?, ?)
B. Domain = (-?, ?); range = (-?, -5)
C. Domain= (-?, 0) ? (0, ?); range = (-?, -5)
D. Domain = (-?, ?); range = 
Evaluate the expression for the given value or values of the variables.
; x = -4
A. - 20 B. 20 C. 4 D. - 80
Answer the question.In a gymnasium, a group of 32 students are individually counted off by fours to determine teams; i.e. "1, 2, 3, 4, 1, 2, 3, 4, 1, 2, ..."? Is a function generated by a relation that takes a student's number as input and outputs the students name with that number?
A. No B. Yes
Find the coordinates of the vertex of the quadratic function.f(x) = 11(x - 2)2 + 7
A. (2, 7) B. (7, -2) C. (-2, 7) D. (11, 2)