Factor the trinomial completely. If the trinomial cannot be factored, say it is prime.4x2y + 8xy - 252y
A. 4y(x - 7)(x + 9)
B. 4y(x + 7)(x - 9)
C. 4y(x + 7)(x + 9)
D. 4y(x - 7)(x - 9)
Answer: A
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A function f(x), a point x0, the limit of f(x) as x approaches x0, and a positive number ? is given. Find a number 
such that for all x, 0 < 
< ? ? 
< ?.f(x) = -9x - 8, L = -44, x0 = 4, and ? = 0.01
A. 0.002222 B. 0.000556 C. 0.001111 D. -0.0025
Write the Ionic Greek numeral as a Hindu-Arabic numeral using the table below.
??
A. 49 B. 84 C. 44 D. 89
Solve the problem. Round your answer to the nearest tenth unless indicated otherwise.In Satoru's hometown, the highest temperature ever recorded is 115°F. Convert this temperature to Celsius. Round to the nearest tenth of a degree.
A. 46.1° C B. 31.9° C C. 239.0° C D. 81.7° C
Solve the system by the substitution or the addition method.
A. (10, -1.24) B. (0.06, -0.02) C. Infinite number of solutions D. (-6, 2)