Eliminate the parameter t in the following:
?
What will be an ideal response?
Mathematics
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Find the derivative of y with respect to x, t, or ?, as appropriate.y = 
A. -ln 2
B. 
- 
C. ln x
D. ln 2x2
Mathematics
Write the equation of the axis of symmetry.f(x) = 0.4x2 - 4
A. x = 0.2 B. x = 0 C. y = 0.2 D. y = 0
Mathematics
Add or subtract as indicated. Simplify, if necessary. 
y + 
y
A. 
y
B. 
y2
C. 
y2
D. 
y
Mathematics
Perform the operation. Write the answer as a fraction in lowest terms.7
÷ 4
A. 
B. 
C. 
D. 
Mathematics