find the zero of the polynomial in p(x)=-4x+5
Answers
Answered by
6
p(x)= -4x+5
put p(x) =0
0 = -4x + 5
-5 = -4x
x = -5/-4
x = 5/4
CHECK
-4(5/4)+5
-5+5
=0
hence proved
put p(x) =0
0 = -4x + 5
-5 = -4x
x = -5/-4
x = 5/4
CHECK
-4(5/4)+5
-5+5
=0
hence proved
Answered by
0
p(x)=0
=>-4x+5=0
=>-4x=-5
=>-x=-5/4
=>-x=-1.25
=>x=1.25
Therefore zero of polynomial p(x)=1.25
=>-4x+5=0
=>-4x=-5
=>-x=-5/4
=>-x=-1.25
=>x=1.25
Therefore zero of polynomial p(x)=1.25
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