For the triangle, based on the side lengths given, decide whether it is equilateral, isosceles, or scalene. 
A. scalene
B. equilateral and isosceles
C. isosceles
Answer: C
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Find the focus and directrix of the parabola.x2 = 4y
A. (1, 0); y = 1 B. (1, 0); x = 1 C. (0, -1); x = - 1 D. (0, 1); y = -1
Remove grouping symbols and simplify.3p - 6(3p - 2) - 5(3p + 6) + 3(3p + 4)
A. -21p + 8 B. -96p + 8 C. -21p - 6 D. -96p - 6
For the given functions f and g, find the indicated value.f(x) = x2 + 5x, g(x) = x + 3(g ? f)(2)
A. 17 B. 19 C. 70 D. 50
Determine i) the domain of the function, ii) the range of the function, iii) the domain of the inverse, and iv) the range of the inverse.f(x) = 
A. f(x): D = 
, R is all real numbers;
f-1(x): D is all real numbers, R = 
B. f(x): D = 
, R = 
;
f-1(x): D = 
, R = 
C. f(x): D = 
, R = 
;
f-1(x): D = 
, R = 
D. f(x): D = 
, R = 
;
f-1(x): D is all real numbers, R = 