Use a proportion to solve the problem.In the rectangles below, the ratio of length to width is the same. Find the length of the larger rectangle.
A. 13 ft
B. 16 ft
C. 14 ft
D. 15 ft
Answer: D
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Perform the division. Write the answer with positive exponents.
A. 2x6 + 6x3 B. 4x8 + 6x3 C. 8x11 D. 2x6 + 12x5
Solve the inequality and graph the solution set.| x - 1 | ? 6
A. [-5, ?)
B. [7, ?)
C. [-5, 7]
D. (-?, -5] ? [7, ?)
For each quadratic function, find (a) the maximum or minimum value and(b) the x- and y-intercepts.Round answers to the nearest hundredth.f(x) = -11.9x2 - 6.93x + 7.49
A. Maximum value: 8.50; Intercepts: (-0.55, 0), (1.14, 0), (0, -7.49) B. Minimum value: 8.50; Intercepts: (-1.14, 0), (0.55, 0), (0, 7.49) C. Maximum value: 8.50; Intercepts: (-1.14, 0), (0.55, 0), (0, 7.49) D. Maximum value: 8.50; No x-intercepts, (0, 7.49)
Compute each expression and compare.82 - 12; (8 - 1)2
A. 14; 49; square of difference is greater than difference of squares B. 14; 14; both are equal C. 63; 14; difference of squares is greater than square of difference D. 63; 49; difference of squares is greater than square of difference