Question

Plzz give answer for questions 4,5,6.

Answer 1

4) since 3 is a zero of the quadratic equation,so let the number to be added be y
x^2-5x+4+y=0
3^2-5×3+4+y=0
y=15-13
=2
the number to be added is 2

5) maximum-2
minimum-1

6)2

hope it helped
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Answer 2

(4) = 2
( 5 )The no. of zeroes of quadratic polynomial :-

1 ) maximum = 2
2 ) minimum = 1

(6) The no. of realzeroes of the polynomial are (X+1) (X+1).....

Hope it helps you ..
.
HStar