1/5 Marks Homework Progress
a) Complete the table of values for y = x2 – 2x - 3
х
-2 -1 0 1 2 3
y 50 -3 -305
色
4.
А в
-4
С
b) i) Which of the three curves drawn
matches y = x2 - 2x - 3?
-5 -4 -3
-2
ii) Estimate the value of y
when x = 2.5
iii) Find the values of x
when y = 1
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