For the functions f(x) and g(x), determine the domain of (f/g)(x) (the quotient of f and g).f(x) = 7x2, g(x) = 11x - 2
A. {x ? x is a real number and x ? 0}
B. 
C. {x ? x is a real number}
D. 
Answer: D
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Factor the polynomial by grouping.10x2 - 25x + 6x - 15
A. (10x - 3)(x + 5) B. (5x - 3)(2x + 5) C. (5x + 3)(2x - 5) D. (10x + 3)(x - 5)
Simplify. Write your answers in the form of a+bi, where a and b are real numbers.
? 
A. 40i2 B. 40 C. -40i D. -40
Solve the problem.On one New Year's day, the price of gasoline in California was $2.31 per gallon. On the same day, the price of gasoline in one region of Mexico was $0.89 per liter. Where was gasoline more expensive on that day? By how much? Give your answer in dollars per gallon.
A. In Mexico gasoline is $0.28 per gallon more expensive than in California. B. In California gasoline is $2.08 per gallon more expensive than in Mexico. C. In California gasoline is $7.86 per gallon more expensive than in Mexico. D. In Mexico gasoline is $1.06 per gallon more expensive than in California.
For the given function, find each of the following:(A) Intercepts(B) Vertex(C) Maximum or minimum(D) Rangen(x) = -(x - 1)2 + 9
A. (A) x-intercepts: -4, 2; y-intercept: 8 (B) Vertex (1, 9) (C) Maximum: 9 (D) y ? 9 B. (A) x-intercepts: - 2, 4; y-intercept: 8 (B) Vertex (-1, -9) (C) Maximum: 9 (D) y ? 9 C. (A) x-intercepts: - 2, 4; y-intercept: 8 (B) Vertex (1, 9) (C) Maximum: 9 (D) y ? 9 D. (A) x-intercepts: - 2, 4; y-intercept: 8 (B) Vertex (1, 9) (C) Minimum: 9 (D) y ? 9