Solve the equation and check.
What will be an ideal response?
Mathematics
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Solve the equation.15x - 18x + 20x = 68 - 30x + 13x
A. x = 
B. x = 
C. x = 2
D. x = 3
Mathematics
Find the first four terms of the binomial series for the given function.(1 + 5x)1/2
A. 1 + 
x - 
x2 + 
x3
B. 1 - 
x + 
x2 - 
x3
C. 1 + 
x - 
x2 + 
x3
D. 1 - 
x + 
x2 - 
x3
Mathematics
Graph the parabola or ellipse. Include the directrix that corresponds to the focus at the origin.r = 
A. 
B. 
C. 
D. 
Mathematics
Multiply and simplify.
? 
A. - 
B. 1
C. 
D. 
Mathematics