Find d2y/dx2 without eliminating the parameter.x = 
+ 7t, y = 
- 2t, t ? -7
A. 
B. 
C. 
D. 1
Answer: C
Mathematics
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Find the derivative of the function.
?
What will be an ideal response?
Mathematics
Determine the slope and the y-intercept of the graph of the equation.x + 11y -1 = 0
A. m = 1; (0, 1)
B. m = - 
; 
C. m = -11; (0, 11)
D. m = 
; 
Mathematics
Determine whether the equation defines y as a function of x. y2 + x = 4
A. function B. not a function
Mathematics
Use the intersection-of-graphs method to approximate the solution to the nearest hundredth.-0.60(
- 2x) - 0.50(?x + 3.1) = 8
A. {-16.31} B. {-32.62} C. {32.62} D. ?
Mathematics