Solve.In a distant solar system the diameter of planet A is 7 times as great as the diameter of planet B. The diameter of planet B is 807 miles. Find the diameter of planet A.
A. 5642 mi.
B. 5549 mi.
C. 5639 mi.
D. 5649 mi.
Answer: D
Mathematics
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Solve. Provide answers in interval notation.9 ? 
A. 
B. 
? 
C. 
? 
D. 
Mathematics
Evaluate the integral.
A. 
B. 
C. 
D. 
Mathematics
Solve.A wheel with a 19-inch diameter is turning at the rate of 53 revolutions per minute. To the nearest inch per minute, what is the linear speed of a point on the rim?
A. 3171 in./min B. 3217 in./min C. 3164 in./min D. 3210 in./min
Mathematics
Find the mistake, then find the correct answer.Solve for x: 3x2 - 7x + 1 = 0line 1 x = 
line 2 x = 
line 3 x = 
line 4 x = Not a real number because 
is not a real number.
What will be an ideal response?
Mathematics