Solve the system by graphing. If there is no solution or an infinite number of solutions, so state. Use set notation to express the solution set.
A. no solution; ?
B. 
C. 
D. infinitely many solutions; {
2x + y = 6} or {
2x + y = 5}
Answer: A
Mathematics
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Add or subtract as indicated. Simplify the result, if possible.
- 
A. - 
B. 
C. 
D. 
Mathematics
Find the LCD. Do not combine fractions.
, 
A. x2 - 25 B. (x + 5)(x - 5)2 C. x + 5 D. (x + 5)(x2 - 25)
Mathematics
Solve the problem.This chart shows the fees for an 18-hole round of golf for each of the last 5 years at a local municipal golf course. Assume that this chart defines a function with the name of f. State the range of f.
A. 
B. 
C. 
D. 
Mathematics
Use the definition to find an expression for the instantaneous velocity of an object moving with rectilinear motion according to the given function relating s (in ft) and t (in s).s = 4t + 3t3
A. 4t + 9t2 B. 4t + 9t3 C. 4 + 9t2 D. 4 + 3t2
Mathematics