Determine whether the graph is that of a function. If it is, use the graph to find its domain and range, the intercepts, if any, and any symmetry with respect to the x-axis, the y-axis, or the origin.
A. function
domain: {x|x > 0}
range: all real numbers
intercept: (1, 0)
symmetry: none
B. function
domain: all real numbers
range: {y|y > 0}
intercept: (1, 0)
symmetry: none
C. function
domain: {x|x > 0}
range: all real numbers
intercept: (0, 1)
symmetry: origin
D. not a function
Answer: A
You might also like to view...
Solve.The FDA approves a new drug and has confirmed by independent research that the strength of the reaction to the drug is given by the formula S(d) = ?d2 -
d3, where d is the dosage amount of the drug and ? is a constant. Find an equivalent expression for S(d) by factoring out a common factor.
A. d2(? -
d)
B. (
? - d)
C. (? - d)
D. d2(? +
d)
Simplify the expression. Write the result using positive exponents only.
A.
B.
C.
D.
Simplify.(y4)6
A. y24 B. y10 C. y6 D. 6y4
Find the indicated maxima or minima.Minimum of f(x,y) = x2 - 14x + y2 - 16y,subject to 2x + 3y = 12
A. -24 when x = 2, y = 0 B. -15 when x = 0, y = 1 C. -61 when x = 3, y = 2 D. -68 when x = 1, y = 5