Find the value for the function.Find -f(x) when f(x) = -2x2 - 5x - 4.
A. -2x2 + 5x + 4
B. 2x2 + 5x - 4
C. -2x2 + 5x - 4
D. 2x2 + 5x + 4
Answer: D
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Solve the problem.The following table shows a recent state income tax schedule for married couples filing a joint return in State X.State X Income TaxSCHEDULE I - MARRIED FILING JOINTLY
(i) Write a piecewise definition for the tax due T(x) on an income of x dollars. (ii) Graph T(x). (iii) Find the tax due on a taxable income of $50,000. Of $95,000. 
A. (i)
T(x) = 
(ii) 
(iii) $2385; $5697.50
B. (i)
T(x) = 
(ii) 
(iii) $2350; $5322.50
C. (i)
T(x) = 
(ii) 
(iii) $2375; $5637.50
D. (i)
T(x) = 
(ii) 
(iii) $2075; $5270.50
Solve.A rock falls from a tower that is 288 ft high. As it is falling, its height is given by the function 
How many seconds will it take for the rock to hit the ground (h=0)?
A. 17 sec B. 17.6 sec C. 5184 sec D. 4.2 sec
Evaluate.9 - (-20)
A. -11 B. 11 C. 29 D. -29
?If possible, find 
.
?
, 
?
A. ?
B. ?
C. 
D. ?
E. ?not possible