Add and, if possible, simplify.
+ 
A. 
B. 
C. 
D. 
Answer: B
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Provide an appropriate response.Find the mean of 84.3, 64.8, 97.4, 89.2. Round to hundredths if necessary.
A. 86.75 B. 83.93 C. 67.14 D. does not exist
Find the x- and y-intercepts for the equation. Then graph the equation.
x + 
y = -2
A. 
, (0, 10)
B. 
, (0, -10)
C. 
, (0, 10)
D. 
, (0, -10)
Use the prime factorization method to find the LCM of the given numbers.12, 24, and 36
A. 72 B. 36 C. 24 D. 864
Find the center, foci, and vertices of the ellipse.
+ 
= 1
A. center at (0, 0)
foci at (0, -5) and (0, 5)
vertices at (0, -25), (0, 25)
B. center at (0, 0)
foci at (- 
, 0) and (
, 0)
vertices at (-8, 0), (8, 0)
C. center at (0, 0)
foci at (-8, 0) and (8, 0)
vertices at (-64, 0), (64, 0)
D. center at (0, 0)
foci at (0, - 
) and (0, 
)
vertices at (0, -8), (0, 8)