Solve and check your solution(s).4 + 
= x
A. x = -1
B. x = 9
C. x = 2, 9
D. x = 1, 2
Answer: B
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Graph the polynomial function. Use synthetic division and the remainder theorem to find the zeros.f(x) = x3 + 3x2 - 4 
A. 1 
, -2;
B. -2, -1, 1;
C. -2, -1, 2;
D. -2 (multiplicity 2), 1;
Perform the indicated operation(s). Simplify if possible.
- 
- 
A. 
B. 
C. 
D. 
Provide an appropriate response.When using the substitution or elimination method to solve a system of two equations, you end up with an equation stating 0 = 7. What does this indicate to you about the system of equations?
What will be an ideal response?
Solve the problem.The loudness of sound can be measured on a decibel scale. The sound level L (in decibels) of a sound is given by 
where I is the intensity of the sound (in watts per square meter, W/m2) and 
A certain sound has intensity of 
Find the decibel value of this sound? (Round to the nearest whole number.)
A. 9 decibels B. 204 decibels C. 79 decibels D. 89 decibels