(2) One of the roots of a
quadratic equation is 4
17. Find the equation.
Attachments:
Answers
Answered by
0
Answer:
One of the other root is =4−
7
⇒ the other root will be =4+
7
(because roots are in pairs)
Sum of the roots=4−
7
+4+
7
=8
Product of the roots=(4−
7
)(4+
7
)=16−7=9
Equation will be
x
2
−(Sum of the roots)x+(product of roots)=0
⇒x
2
−8x+9=0 is the required equation
Similar questions