Determine whether the parabola opens upward or downward.y = -x2 - 2x - 2
A. downward
B. upward
Answer: A
Mathematics
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Multiply.136(0.1)
A. 13.6 B. 13,600 C. 1360 D. 1.36
Mathematics
Multiply and simplify.
? 
A. 1
B. 
C. -1
D. 0
Mathematics
Solve.
+ 
= 
A. {4, 3} B. {-3, -4} C. {-6, 5} D. ?
Mathematics
Solve the problem.A man rode a bicycle for 12 miles and then hiked an additional 8 miles. The total time for the trip was 
If his rate when he was riding a bicycle was 10 miles per hour faster than his rate walking, what was each rate?
A. Bike: 11.5 mph Hike: 1.5 mph B. Bike: 13 mph Hike: 3 mph C. Bike: 12 mph Hike: 2 mph D. Bike: 14.5 mph Hike: 4.5 mph
Mathematics