Evaluate dz.z = 
; x = -1, y = 4, dx = 0.02, dy = 0.02
A. 0.18500
B. 0.58500
C. -0.37500
D. 0.55500
Answer: B
Mathematics
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Use the distance formula d = rt, where d represents distance, r represents the rate, and t represents time.Rebecca's nonstop flight to Boston took 4.5 hours. If the total distance traveled was 2196 miles, what was the planes average speed?
A. 122 mph B. 900 mph C. 488 mph D. 244 mph
Mathematics
Simplify.
÷ 
- 
? 
A. 2
B. 4
C. 1
D. 2
Mathematics
Use a calculator to evaluate the expression. Round your answer to three decimal places
A. 0.605 B. 1.702 C. 0.973 D. -2.435
Mathematics
The polar coordinates of a point are given. Find the rectangular coordinates of the point.(7.1, 4.5) Round the rectangular coordinates to two decimal places.
A. (-1.50, 6.94) B. (7.08, -0.56) C. (7.08, 0.56) D. (-1.50, -6.94)
Mathematics