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Mathematics 3 ESO – Unit 9 FUNCTIONS OF STRAIGHT LINES AND HYPERBOLAS Page 78 – Activity 20

Play with the “sliders” (a & b).

a)  Where does the function cross the axis if we give constant “b” a 0 value?

b)  What type of function is it if we give constant “a” a 0 value?

c)  If we want the function to have value 5 for all values of x, what “a” and “b” values should we choose?