Find the value of the polynomial at the given replacement values.9x - 6 when x = -2
A. 12
B. -24
C. -12
D. 24
Answer: B
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The height H, in feet, of the winning pole value in the early years of the Olympic games can be modeled by
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where t is years since 1900. Use functional notation to express what the height of the winning pole vault would have been in 1928.00. Then calculate that value.
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A. Functional notation: 
. Value is 303.40 feet.
B. Functional notation: 
. Value is 20880.40 feet.
C. Functional notation: 
. Value is 15.31 feet.
D. Functional notation: 
. Value is 319.31 feet.
Add or subtract and write answer in lowest terms.
- 
A. 
B. 
C. 
D. 
Solve the problem.
Jeffrey Haas earns $4723.08 biweekly, is married, and claims 3 withholding allowances. Find his net earning for this pay period. Social security tax is 6.2% and Medicare tax is 1.45%.
A. $3705.35 B. $4361.77 C. $5018.19 D. $4066.66
Simplify, where possible.9x - y - 2(6x - 5y + 9z)
A. -3x - 6y + 9z B. -3x + 9y - 18z C. -3x - 11y + 18z D. -3x + 4y - 9z