Identify the intervals where the function is changing as requested.Decreasing
A. (-?, 3)
B. (0, -2)
C. (-?, -2)
D. (0, 3)
Answer: A
Mathematics
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Solve the quadratic inequality. Write your answer in interval notation.x2 - 6x - 7 < 0
A. (-1, 7) B. (-?, -1) C. (-?, -1) ? (7, ?) D. (7, ?)
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Decide if the given values of x are solutions to the equation (Y/N).
= 10; x = 0, x = 1
A. Yes, Yes B. No, Yes C. Yes, No D. No, No
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Find the y-intercept for the graph of the quadratic function.f(x) = 2 + 3x + x2
A. (0, 3) B. (0, 2) C. (0, 1) D. (0, -2)
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A booklet is rectangular and its length is 2 centimeters less than 2 times its width. Its area is 40 square centimeters. Find the dimensions of the booklet.
A. 5 cm by 8 cm B. 4 cm by 14 cm C. 4 cm by 8 cm D. 5 cm by 14 cm
Mathematics