Find the distance between the points.(-3, -1) (-1, 7)
A. 60
B. 60
C. 6
D. 2
Answer: D
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Use a graphical method to solve the system. Give x- and y-coordinates correct to the nearest hundredth.y = log10(x + 7)y = x3
A. (-1.83, 1.64), (1.68, 2.16) B. (0.97, 0.90) C. (-2.5, 1.49) D. (2.07, 0.69)
Factor the polynomial f(x). Then solve the equation f(x) = 0.f(x) = x4 - 4x3 - 7x2 + 22x + 24
A. (x + 2)(x - 3)(x + 1)(x - 4); -2, 3, -1, 4 B. (x - 2)(x - 3)(x - 1)(x - 4); 2, 3, 1, 4 C. (x - 2)(x - 3)(x + 1)(x - 4); 2, 3, -1, 4 D. (x + 2)(x + 3)(x + 1)(x - 4); -2, -3, -1, 4
Solve the problem.A right triangle has an area of 20 square inches. The square of the hypotenuse is 116. Find the lengths of the legs of the triangle. Round your answer to the nearest inch.
A. 4 in. and 10 in. B. 2 in. and 20 in. C. 8 in. and 5 in. D. 16 in. and 100 in.
Is the radical expression completely simplified?
A. Yes B. No