Math, asked by aishwarya212515, 8 months ago

for what value of k, -3 is a zero of a polynomial x²-x-(7k+1)​

Answers

Answered by ItsmeAfifa007
0

Answer:

here is ur answer hope it helped u .u may get an idea from it

Attachments:
Answered by tennetiraj86
5

Answer:

k=11/7

Step-by-step explanation:

Given polynomial is p(x)=x²-x-(7k+1)

If -3 is zero of p(x) then it satisfies the given equation .i.e. p(-3)=0

now, p(-3)=(-3)²-(-3)-(7k+1)=0

=>9+3-7k-1=0

=>11-7k=0

=>7k=11

=>k=11/7

The value of k = 11/7

Similar questions