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Worksheet: Evaluating Polynomials at given Values

Q1:

Evaluate when .

Q2:

Evaluate when .

Q3:

Evaluate , given that and .

Q4:

Evaluate , given that and .

Q5:

Evaluate , given that , , and .

Q6:

Evaluate for .

Q7:

Evaluate for .

Q8:

Evaluate , given that and .

Q9:

Given that the area of a trapezoid is , find the value of when , , and .

  • A32 cm2
  • B8 cm2
  • C cm2
  • D cm2

Q10:

Given that the area of a trapezoid is , find the value of when , , and .

  • A20 cm2
  • B5 cm2
  • C7 cm2
  • D4 cm2

Q11:

The expression can be used to convert the temperature in degrees Celsius, , into degrees Fahrenheit. If a thermometer shows a temperature of , determine the temperature in degrees Fahrenheit.

Q12:

The formula to convert from degrees Fahrenheit to degrees Celsius is given as . Use the formula to convert , giving your answer correct to one decimal place.

Q13:

The height of an object dropped from the top of a 150-foot-tall building can be described by the expression , where is the time in seconds during which the object is falling. Determine the height of the object 2 seconds after it has been dropped.

Q14:

The height of an object dropped from the top of a 350-foot-tall building can be described by the expression , where is the time in seconds during which the object is falling. Determine the height of the object 4 seconds after it has been dropped.

Q15:

Given that , , and , find the numerical value of .

  • A
  • B
  • C
  • D
  • E

Q16:

Given that , , and , find the numerical value of .

  • A
  • B
  • C
  • D
  • E

Q17:

Given that , , and , find the numerical value of .

  • A
  • B
  • C
  • D
  • E