A student told to draw the graph of y = x2 + 4x - 6. He is then told to draw a liner graph on the same axis such that the intersection of the two graphs will give the solutions to the equation x2 + 4x - 7 = 0, What is the equation of the linear graph he needs to draw?
a
x = 1
b
x = -1
c
y = 1
d
y = -1
e
x + y = 1
Explanation
Correct Option
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