Mr Daniels Maths
Evaluating Functions

Easy

Medium

Difficult

Q1) Given g(x) =x + 10. What is g(4)? g(4) = 14
Q1) f(x) =\(x^ 2 -4.\) What is f(3)? 5
Q1) h(x) =\(2 \over{x^ 3 + 7}\) What is h(9)? \(\frac{1}{368}\)
Q2) Given h(x) =x -3. What is h(4)? h(4) = 1
Q2) f(x) =\(x^ 2 -4.\) What is f(-9)? 77
Q2) g(x) =\(5 \over{x^ 3 -10}\) What is g(11)? \(\frac{5}{1321}\)
Q3) Given g(x) =x -5. What is g(10)? g(10) = 5
Q3) f(x) =\(x^ 3 + 9.\) What is f(8)? 521
Q3) g(x) =\(6 \over{x^ 2 + 5}\) What is g(8)? \(\frac{2}{23}\)
Q4) Given f(x) =x -10. What is f(8)? f(8) = -2
Q4) g(x) =\(x^ 3 + 2.\) What is g(3)? 29
Q4) f(x) =\(9 \over{x^ 2 -8}\) What is f(9)? \(\frac{9}{73}\)
Q5) Given h(x) =x -7. What is h(8)? h(8) = 1
Q5) f(x) =\(x^ 2 + 7.\) What is f(8)? 71
Q5) g(x) =\(7 \over{x^ 2 + 6}\) What is g(10)? \(\frac{7}{106}\)
Q6) Given g(x) =x -8. What is g(6)? g(6) = -2
Q6) f(x) =\(x^ 2 -10.\) What is f(-6)? 26
Q6) g(x) =\(6 \over{x^ 2 + 8}\) What is g(6)? \(\frac{3}{22}\)
Q7) Given f(x) =x -2. What is f(7)? f(7) = 5
Q7) h(x) =\(x^ 2 -10.\) What is h(6)? 26
Q7) g(x) =\(8 \over{x^ 3 + 5}\) What is g(5)? \(\frac{4}{65}\)
Q8) Given f(x) =x -8. What is f(4)? f(4) = -4
Q8) h(x) =\(x^ 3 -7.\) What is h(-7)? -350
Q8) g(x) =\(9 \over{x^ 3 -7}\) What is g(2)? 9
Q9) Given g(x) =x -6. What is g(7)? g(7) = 1
Q9) g(x) =\(x^ 2 + 2.\) What is g(4)? 18
Q9) f(x) =\(2 \over{x^ 3 + 3}\) What is f(10)? \(\frac{2}{1003}\)
Q10) Given f(x) =x -2. What is f(2)? f(2) = 0
Q10) g(x) =\(x^ 2 -6.\) What is g(5)? 19
Q10) f(x) =\(2 \over{x^ 3 + 3}\) What is f(11)? \(\frac{1}{667}\)