Q.4 The value of the polynomial 5x -4x2 +3, when x = -1 is
(a)6
(b)-1
(-6
© 1
0.5 The point A(-5,-2) lies in
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QUESTION :
The value of the polynomial 5x - 4x^2 +3, when x = -1 is ___.
ANSWER :
5x - 4x^2 +3
Substituting the value of x, x = -1
5x - 4x^2 +3 = 5(-1) - 4(-1)^2 +3
= -5 - 4(1) + 3
= -5 -4 +3
= -9 +3
= -6
FINAL ANSWER : -6
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