Graph the parabola and its vertex, focus, and directrix.x2 = -8y

A.

B.

C.

D.


Answer: B

Mathematics

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Evaluate the integral.6x dx

A.  x cot 6x -  ln  + C
B. -  x cot 6x +  ln  + C
C. - x cot 6x + ln  + C
D. - 6x cot 6x + 36 ln  + C

Mathematics

Match the equation with the surface it defines. +   =  

A. Figure 1 B. Figure 4 C. Figure 2 D. Figure 3

Mathematics

Provide an appropriate response.A student is told that there are two solutions to the problem 4x2 = 10x. The student can only find one, namely, x = . How can you advise him or her?

What will be an ideal response?

Mathematics

Determine whether the scatter diagram indicates that a linear relation may exist between the two variables. If a linear relation does exist, indicate whether the slope is positive or negative.

A. Linear with negative slope B. Nonlinear C. Linear with positive slope

Mathematics