Provide an appropriate response.With the exponential function f(x) = ax, why must a ? 1?
What will be an ideal response?
Answers will vary. (If allowed, the function would then be linear and not exponential.)
Mathematics
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Solve the system by the substitution method. If there is no solution or an infinite number of solutions, so state. Use set notation to express the solution set.
A. {(0, 14)}
B. {(5, -6)}
C. infinitely many solutions; {
4x + y = 14} or {
16x + 4y = 56}
D. no solution; ?
Mathematics
Find the limit.Let
f(x) = -6 and 
g(x) = 2. Find
[f(x) + g(x)]2.
A. 40 B. -4 C. 16 D. -8
Mathematics
Plot the point in the xy-plane. Tell in which quadrant or on what axis the point lies.(5, 0)
A. 
x-axis
B. 
y-axis
C. 
x-axis
D. 
Quadrant II
Mathematics
Solve the equation.
x + 1= 
x - 1
A. - 
B. - 1
C. - 
D. 
Mathematics