Factor completely. If the polynomial cannot be factored, write "prime."3x3 - 12x2 - 135x
A. 3(x2 - 9x)(x + 5)
B. 3x(x - 9)(x + 5)
C. x(x - 9)(3x + 15)
D. x(3x - 27)(x + 5)
Answer: B
Mathematics
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Perform the indicated operation
Mathematics
Use the graph of a known basic function and a combination of horizontal shifts, reflections, and vertical shifts to sketch the function.f(x) = -x2 + 2
A. 
B. 
C. 
D. 
Mathematics
Solve the problem using the quadratic formula.Sue rowed her boat across Lake Bend and back in 3 hours. If her rate returning was 2 mph less than the rate going, and if the distance each way was 7 miles, find her rate going.
A. 5.5 mph B. 5.9 mph C. 3.7 mph D. 1.5 mph
Mathematics
Find the first term and the common difference.
, 
, 
, 
, . . .
A. a1 = 
, d = 
B. a1 = 
, d = 
C. a1 = 
, d = 
D. a1 = 
, d = 
Mathematics