Rationalize the denominator and simplify.
A. 
B. 
C. 7x
D. 16
Answer: B
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Find the equation of the circle from the given information.Center at (1, -5), radius 
A. (x - 5)2 + (y + 1)2 = 169 B. (x + 1)2 + (y - 5)2 = 13 C. (x - 1)2 + (y + 5)2 = 13 D. (x + 5)2 + (y - 1)2 = 169
Graph the list of integers on the number line.-9, -7, -5, -3 
A. 
B. 
C. 
D. 
Solve the mixture problem.A chemist makes a mixture of concentrated hydrochloric acid and distilled water so that the ratio of acid to water is 6 to 4. If he starts with 12 liters of acid, how much water is mixed with the acid?
A. 15 liters B. 8 liters C. 23 liters D. 36 liters
List the potential rational zeros of the polynomial function. Do not find the zeros.f(x) = x5 - 5x2 + 6x + 14
A. ± 1, ± 7, ± 2
B. ± 1, ± 
, ± 
, ± 
, ± 7, ± 2, ± 14
C. ± 1, ± 7, ± 2, ± 14
D. ± 1, ± 
, ± 
, ± 