find the zeros of the following quadratic polynomial and verify the relation between zeroes and coefficients x^2-7
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find the zeros of the following quadratic polynomial and verify the relation between zeroes and coefficients x^2-7
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Answer:
x-2=7
x=7+2
x=9
hope this will help you ❤
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
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