1.

State the range of this quadratic function f(x)=x2+2x-3

Answer»

Step-by-step explanation:

F(x)= x^2 + 2X - 3

= x^2 + 3x - x - 3

= x( x + 3) - 1( x + 3)

=( x - 1) ( x + 3)

x = 1 and x = -3 ANSWER



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