Math, asked by pd3953420, 8 months ago

if (x+1) is a factor of the polynomial (2x square+kx) then k=?

Answers

Answered by archiparmar271
1

Answer:

k=2

Step-by-step explanation:

x+1=0

x=-1

2x square + kx

2x square + kx=0

2(-1) Square +k*-1=0

2-k=0

2=k

Answered by jahnavi61
1

Step-by-step explanation:

f(x)=2x²+kx=0

x+1=0

x=(-1)

f(-1)=2(-1)²+k(-1)=0

=2(1)-k=0

=2-k=0

-k=-2

minus minus cancel

k=2

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