Math, asked by Namdolll, 19 days ago

If p and q are the zeroes of a polynomial x² + 7x+8 then form a polynomial whose zeroes 2p and 2q.​

Answers

Answered by nithya12333
2

hope this may helpful good morning

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Answered by amitnrw
0

Given :  p and q are the zeroes of a polynomial x² + 7x+8  

To Find :  form a polynomial whose zeroes 2p and 2q.​

Solution:

 p and q are the zeroes of a polynomial x² + 7x+8  

p + q  = Sum of zeroes = - 7/1 = - 7

pq = product of zeroes  = 8/1 = 8

a polynomial whose zeroes 2p and 2q.​

Sum of zeroes = 2p + 2q  = 2(p + q)  = 2 ( - 7)  = - 14

product of zeroes = 2p * 2q =  4pq  = 4( 8)  = 32

Hence a polynomial can be

x² -(- 14)x  + 32

= x² + 14x +  32  a polynomial whose zeroes 2p and 2q.​

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