Factor the difference of squares. If the polynomial cannot be factored, write "prime."x2 + s2
A. 
B. prime
C. (x + s)(x + s)
D. (x - s)(x + s)
Answer: B
Mathematics
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Solve.A radio telescope has a parabolic surface. If it is 1 m deep and 
wide, how far is the focus from the vertex?A = 12 mB = 1 m
A. 3 m B. 9 m C. 36 m D. 1 m
Mathematics
Write the function using function notation. Let x be the independent variable and y be the dependent variable. Use the letter f to name the function.12x2 - 4y = 16
A. y = -3f(x)2 - 4 B. f(x) = 3x2 - 4 C. y = 3f(x)2 - 4 D. f(x) = -3x2 + 4
Mathematics
Simplify the complex fraction.
A. 
B. 
C. 
D. 
Mathematics
Use properties of logarithms to condense the logarithmic expression. Write the expression as a single logarithm whose coefficient is 1. Where possible, evaluate logarithmic expressions.4 ln x - 
ln y
A. ln x4
B. ln x4y4
C. ln 
D. ln 
Mathematics