Match the given graph with its equation.
A. 4x2 - 25y2 = 100
B. 25x2 + 4y2 = 100
C. 4y2 - 25x2 = 100
D. 25x2 - 4y2 = 100
Answer: D
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Provide an appropriate response.For 2x2 + 3y2 + 2z2 = 16, evaluate 
when x = 1, y = 2, z = -1.
What will be an ideal response?
Answer the question.Which pair of values of x and y makes x - 7y equal 1?
A. x = 1 and y = 8 B. x = 6 and y = 1 C. x = 1 and y = 6 D. x = 8 and y = 1
Evaluate the definite integral and interpret the result.
A. 
; the area bounded by the x-axis and the graph of y = x2 - x4 is 
.
B. - 
; the area bounded by the x-axis and the graph of y = x2 - x4 is - 
.
C. - 
; the area bounded by the x-axis and the graph of y = x2 - x4 is - 
.
D. 
; the area bounded by the x-axis and the graph of y = x2 - x4 is 
.
Find the root. Assume that variables represent any real number.
A. 9
B. -9
C. 81x
D. 9x