Write the expression in lowest terms.
A. 
B. 
C. 
D. 5x2 - 2
Answer: A
Mathematics
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Round as indicated.7781 to the nearest hundred
A. 7700 B. 7900 C. 7790 D. 7800
Mathematics
Sketch the surface z = f(x,y).f(x, y) = 4x2 + 4y2 + 2
A. 
B. 
C. 
D. 
Mathematics
Find another representation, (r, ?), for the point under the given conditions.
, r < 0 and 0 < ? < 2?
A. 
B. 
C. 
D. 
Mathematics
Solve the equation using the quadratic formula.
x2 - 
x = -1
A. 
B. 
C. 
D. 
Mathematics