Find the sum. Round to four decimal places.1 + 1.041 + 1.0412 + 1.0413 + . . . + 1.04121
A. 0.6960
B. 83.4283
C. 34.6478
D. 32.3226
Answer: C
Mathematics
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Find u ? v, where ? is the angle between the vectors u and v. Round the answer to the nearest tenth.
= 3, 
= 7, ? = 
A. 26.7 B. 29.7 C. 14.8 D. 16.5
Mathematics
Perform the row operation(s) on the given augmented matrix.(a) R2 = 3r1 + r2(b) R3 = -2r1 + r3(c) R3 = 4r2 + r3
A. 
B. 
C. 
D. 
Mathematics
Convert as indicated. If necessary, round to two decimal places.98 yards to meters
A. 321.44 m B. 29.88 m C. 106.82 m D. 89.91 m
Mathematics
One morning 30 employees were in the company cafeteria. Fifteen used cream in their coffee, 20 used sugar and 10 used both. Determine if the events "used cream" and "used sugar" are independent.
A. Independent B. Dependent
Mathematics