Add. -7 + (-8)
A) 1
B) -15
C) -1
D) 0
E) -30
B) -15
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Solve the problem.S(x) = -x3 - 3x2 + 72x + 900, x ? 2 is an approximation to the number of salmon swimming upstream to spawn, where x represents the water temperature in degrees Celsius. Find the temperature that produces the maximum number of salmon.
A. 2°C B. 8°C C. 4°C D. 6°C
Find the domain and the range of the relation.{(10, 2), (-9, 0), (-4, -4), (11, -9)}
A. domain: {-4, 0, 10, 11} ; range: {-9, -4, 2, 11} B. domain: {-9, -4, 10, 11} ; range: {-9, -4, 0, 2} C. domain: {-9, -4, 10, 11} ; range: {0, 2} D. domain: {-9, 0, 2, 10} ; range: {-9, -4, 11}
Graph the polynomial function. Use synthetic division and the remainder theorem to find the zeros.f(x) = 3x3 + 8x2 - 5x - 6 
A. 1, - 
, -3;
B. 1, 
, 3;
C. 1, 
, -3;
D. 1, - 
, 3;
Find the specified domain.For f(x) = 
and g(x) = 
, what is the domain of (f ? g)?
A. [2, 5) ? (5, ?) B. (2, 5) ? (5, ?) C. [0, 5) ? (5, ?) D. [2, ?)