Perform the indicated operation.
- 
A. undefined
B. 1y
C. 0
D. 5y
Answer: B
Mathematics
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Solve.Two plumbers make house calls. One charges $90 for a visit plus $40 per hour of work. The other charges $70 per visit plus $50 per hour of work. For how many hours of work do the two plumbers charge the same?
A. 2 hr B. 2.5 hr C. 1.5 hr D. 1 hr
Mathematics
Solve the equation.
- 6 = 0
A. {3} B. {33} C. {39} D. ?
Mathematics
Find the product.(7x - 11y)2
A. 7x2 + 121y2 B. 49x2 - 154xy + 121y2 C. 7x2 - 154xy + 121y2 D. 49x2 + 121y2
Mathematics
Provide an appropriate response.True or False? If k represents any positive integer, then the polynomial that results from multiplying
by (x - k) is a trinomial.
A. True B. False
Mathematics