Simplify and add or subtract wherever possible.
+ 
- 
A. 15
B. 15
C. 205
D. -280
Answer: B
Mathematics
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Find the center and the radius of the sphere that has the given equation.
x² + y² + z² - 10x + 4y = 0
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Evaluate the expression.
?
Fill in the blank(s) with the appropriate word(s).
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Use a calculator to find the approximate value. Express your answer in degrees rounded to two decimal places.arcsin 0.72
A. 35.75° B. 92.11° C. 46.05° D. 43.95°
Mathematics
Solve the problem.The population of Belson has had an increase of 
in the last 50 years. During this same period, the population in Shelton has had an increase of 
. Which city has had a higher rate of population growth?
A. 
in Belson is greater.
B. 
in Shelton is greater.
C. 
in Belson is greater.
D. 
in Shelton is greater.
Mathematics