Solve the absolute value inequality. Other than ?, use interval notation to express the solution set and graph the solution set on a number line.|x - 1| < 3
A. ?
B. (-?, -2) ? (4, ?)
C. [-2, 4]
D. (-2, 4)
Answer: D
Mathematics
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Solve the equation.
- 
= 0
A. {-7, 3} B. {-7} C. ? D. {3}
Mathematics
Solve.The current I in an electrical conductor varies inversely as the resistance R of the conductor. The current is 7 amperes when the resistance is 510 ohms. What is the current when the resistance is 748 ohms?
A. 4.8 amperes B. 0.1 amperes C. 0.21 amperes D. 10.3 amperes
Mathematics
Find the average rate of change for the function over the given interval.y = 3x3 + 8x2 + 2 between x = -7 and x = 5
A. 101
B. 
C. 
D. 
Mathematics
Solve the equation symbolically.log9 x = 
A. x = 
B. x = 91/2
C. x = 
D. x = (1/2)9
Mathematics