Solve the problem.Find the perimeter of a triangle whose sides are 3x mm, 6x mm, and x mm. x mm
A. 9 mm
B. 9x mm
C. 10x mm
D. 10 mm
Answer: C
Mathematics
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Find the standard-form equation of the ellipse centered at the origin and satisfying the given conditions.An ellipse with length of major axis 18 and y-intercepts 
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Match the differential equation with the appropriate direction field.y'(x) = y + 2
A. 
B. 
C. 
D. 
Mathematics
Determine whether the function is even, odd, or neither.f(x) = x3 - 
A. Neither B. Even C. Odd
Mathematics
Perform the indicated operation and simplify.
+ 
A. x + 4
B. x - 4
C. 
D. x - 2
Mathematics