Solve the equation using the quadratic formula.x2 + x + 6 = 0
A. ±6
B. No real solution
C. 0, 6
D. 1, 6
Answer: B
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State the degree of the polynomial equation.(x + 1)2(x - 1) = 0
A. 2 B. 1 C. 4 D. 3
Solve.Assume that the mathematical model C(x) = 13x + 170 represents the cost C, in hundreds of dollars, for a certain manufacturer to produce x items. How many items x can be manufactured while keeping costs between between $355,000 and $524,000?
A. 420 < x < 560 B. 260 < x < 390 C. 280 < x < 420 D. 390 < x < 520
Solve.A clothing store has a shirt on sale for $38.29. Round this value to the nearest dollar.
A. $39 B. $38.0 C. $38 D. $38.29
Two joggers set out at the same time from their homes 24 miles apart. They agree to meet at a point somewhere in between in an hour and a half. If the rate of one is 6 mph faster than the rate of other, find the rate of each. ?
A. 6 mph and 8 mph B. 5 mph and 8 mph C. 5 mph and 11 mph D. 11 mph and 8 mph E. 5 mph and 30 mph