Answer the question.For f(x) = x2 - 1 and g(x) = 2x + 3, what is the domain of g?f?
A. 
B. 
C. All real numbers
D. 
x ? - 
Answer: C
Mathematics
You might also like to view...
Solve the problem.For the function f(x, y) = cos (6x2 + y2 - 6) at the point p = 
, find the unit vector for which f decreases most rapidly.
A. 
i + 
j
B. 
i + 
j
C. 
i + 
j
D. 
i + 
j
Mathematics
Evaluate the exponential expression. 72
A. 49 B. 128 C. 64 D. 14
Mathematics
Provide an appropriate response.If a > b, then ac < bc, and 
< 
, provided that:
A. c is not equal to zero. B. c is greater than zero. C. c is a positive integer. D. c is less than zero.
Mathematics
Approximate the area under the curve and above the x-axis using n rectangles. Let the height of each rectangle be given by the value of the function at the right side of the rectangle.y = 2x2 + x + 3 from x = -2 to x = 1; n = 3
A. 25 B. 17 C. 21 D. 13
Mathematics