If x=-4 is a root of the equation x2+2x+4p=0 find the values of k for which the ewuation
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When we put the value of x as - 4 in the equation then we get 0 as resultant.
x² + 2x + 4p = 0
( - 4 )² + 2 × ( - 4 ) + 4p = 0
16 - 8 + 4p = 0
8 + 4p = 0
4p = - 8
p = - 2
x² + 2x + 4p = 0
( - 4 )² + 2 × ( - 4 ) + 4p = 0
16 - 8 + 4p = 0
8 + 4p = 0
4p = - 8
p = - 2
Radhika411:
Thnk u
Answered by
4
x² + 2x + 4p = 0
16 - 8 + 4p = 0
8 + 4p = 0
4p = - 8
p = - 2
16 - 8 + 4p = 0
8 + 4p = 0
4p = - 8
p = - 2
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