Simplify. Assume variables represent nonnegative values.
A. 2a2b
B. 2ab
C. 2ab
D. 2
Answer: A
Mathematics
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R1 = 10 Kê, R2 = 4 Kê, and R3 = 6 Kê. Find the value of RT.
a. 1.97 Kê
b. 10.0 Kê
c. 12.4 Kê
d. 14.4 Kê
e. 20.0 Kê
Mathematics
Provide an appropriate response.Find the mean of the test scores from a math class whose scores were: 74, 52, 61, 97, 85, 77, 74, 98, 77, 89, 74, 70.
A. 79 B. 82 C. 78 D. 77
Mathematics
Calculate. Write the answer in lowest terms and as a mixed number where appropriate.5
÷ 5
A. 1
B. 1
C. 1
D. 2
Mathematics
Solve.A meteor circles the earth in an elliptical orbit. The major axis of the elliptical orbit is 22 × 108 miles long and the minor axis is 8 × 108 miles long. If the earth is at one focus of the orbit what is the distance from the other focus?
A. 2 × 
× 103 mi
B. 2 × 
× 108 mi
C. 
× 104 mi
D. 2 × 
× 104 mi
Mathematics