Perform the indicated operation.(26y2 + 15) - (-4y4 - 13y2 + 15)
A. 4y4 + 39y2
B. 4y4 + 39y2 - 30
C. 43y6
D. -4y4 + 13y2 + 30
Answer: A
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Provide an appropriate response.Determine whether the graph of x2 - xy = 1 is symmetric about the x-axis, the y-axis, the origin, or the line y = x.
Fill in the blank(s) with the appropriate word(s).
Provide an appropriate response.In solving a system of three equations in three variables, it is impossible to eliminate two variables. Thus, the the final step yields the following equation:z = x + 5.How many solutions does this system have? Explain geometrically.
What will be an ideal response?
Graph the function.f(x) = 2x + 2
A. 
B. 
C. 
D. 
Use dot mode to graph the function f in the standard viewing rectangle. Evaluate f for the given x-values.f(x) = [[x]] - 3 at x = -1.6 and x = 1.6
A. 
f(-1.6) = -6, f(1.6) = -4
B. 
f(-1.6) = -3, f(1.6) = -2
C. 
f(-1.6) = -5, f(1.6) = -2
D. 
f(-1.6) = -4, f(1.6) = 0