Decide whether the statement is true or false.{10, 4, 15} ? ? = {10, 4, 15}
A. True
B. False
Answer: B
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Factor the expression completely.400n2 - 6500n - 5100 (biology)
A. 100(4n2 - 65n - 51) B. 100(4n - 3)(n + 17) C. 100(4n + 3)(n - 17) D. (400n + 300)(n - 17)
Solve the problem.A rock is thrown vertically upward from the surface of an airless planet. It reaches a height of 
meters in t seconds. How high does the rock go? How long does it take the rock to reach its highest point?
A. 1080 m, 10 sec B. 300 m, 5 sec C. 600 m, 10 sec D. 595 m, 5 sec
Multiply.(-9x3y)(-6x6y5)
A. 54x9y6 B. 54x18y5 C. -54x9y5 D. -15x9y5
Find the vertex, focus, and directrix of the parabola with the given equation.(y - 4)2 = 4(x + 2)
A. vertex: (2, -4) focus: (3, -4) directrix: x = 1 B. vertex: (-2, 4) focus: (-3, 4) directrix: x = -1 C. vertex: (-2, 4) focus: (-1, 4) directrix: x = -3 D. vertex: (4, -2) focus: (5, -2) directrix: x = 3