Question

find the zeros of the following quadratic polynomial and verify the relation between zeroes and coefficients x^2-7​

Answer 1

Answer:

x-2=7

x=7+2

x=9

hope this will help you ❤

Answer 2

Answer:

Let

p(x)=x2+7x+10

comparing with p(x)=ax2+bx+c

a=1,b=7,c=10

p(x)=x2+7x+10

⇒x2+5x+2x+10

⇒x(x+5)+2(x+5)

⇒(x+2)(x+5)

Let p(x)=0

⇒(x+2)(x+5)=0

x= −2,5

α= −2,β= −5

−b =α+β⇒ −(7) = −7

c =α⋅β⇒ 10 =10

1

this is the answer. Hope it helps

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