Simplify.
A. 
B. 
C. 
D. 
Answer: C
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Find the least common multiple of the given number by the method of intersection of sets of multiples.125 and 275
A. 275 B. 1375 C. 55 D. 34,375
Graph the linear equation by finding and plotting its intercepts.y = -5x + 8
A. 
B. 
C. 
D. 
Solve the logarithmic equation. Be sure to reject any value that is not in the domain of the original logarithmic expressions. Give the exact answer.log9 (x2 - 8x) = 1
A. {9} B. {1} C. {-9, 1} D. {9, -1}
Solve the problem.The surface area of a balloon is given by S(r) = 4?r2, where r is the radius of the balloon. If the radius is increasing with time t, as the balloon is being blown up, according to the formula 
find the surface area S as a function of the time t.
A. S(r(t)) = 
?t6
B. S(r(t)) = 
?t6
C. S(r(t)) = 
?t9
D. S(r(t)) = 
?t3