Use a graphing calculator to find any x-intercepts of the graph
.
A.
B.
C.
D.
E.
Answer: D
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Use the Concavity Theorem to determine where the given function is concave up and where it is concave down. Also find all inflection points.G(x) = x4 - x3 + 14
A. Concave up for (2, ?), concave down on (-?, 2); inflection point (2, 10) B. Concave up for (-?, 0), concave down for (0, ?); inflection point (0, 14) C. Concave up on (-?, 0) ? (2, ?), concave down on (0, 2); inflection points (0, 14) and (2, 10) D. Concave up on (0, 2), concave down on (-?, 0) ? (2, ?); inflection points (0, 14) and (2, 10)
Identify the place value of the digit 5 in the decimal number. 105,407.04
A. thousandths B. thousands C. hundredths D. hundreds
Factor by grouping.15x2 - 29xy + 12y2
A. (5x - 3y)(3x - 4y) B. (5x + 3y)(3x - 4y) C. (15x - 3y)(x - 4y) D. (5x - 3)(3x - 4)
Find the zeros of the quadratic function by completing the square. List the x-intercepts of the graph of the function.g(x) = 9x2 + 36x + 32
A. x = - , x =
B. x = - , x = -
C. x = , x =
D. x = - , x = -