Graph the inequality on a number line. Then write the solution using interval notation.7.5 ? x
A. (7.5, ?)
B. (-?, 7.5]
C. [7.5, ?)
D. (-?, 7.5)
Answer: B
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Use the ac method to factor the trinomial, or state that the trinomial is prime.6x2 + 13x + 6
A. (2x + 3)(3x + 2) B. (6x + 3)(x + 2) C. (2x - 3)(3x - 2) D. prime
Solve the problem by integration.An oil storage tank can be described as the volume generated by revolving the area bounded by 
about the x-axis. Find the volume 
of the tank.
A. 95.4 m3 B. 31.8 m3 C. 2.12 m3 D. 655 m3
Provide an appropriate response. Solve the system of equations graphically:x + 2y = 103x - y = 2
A. 
B. 
C. 
D. 
Solve the problem.The total amount of mail delivered to 22 million Canadians in 1999 was 5.5 billion pieces. On average, how much mail did each Canadian receive in 1999?
A. 25 pieces B. 250 pieces C. 2500 pieces D. 0.3 pieces