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Let and be the solutions to the equation above
MATHEMATICS · Subjective · CBSE · Mathematics · Polynomials · Polynomials
Problem
0
=
(
2
y
−
1
)
(
8
−
y
)
0=(2y-1)(8-y)
0
=
(
2
y
−
1
)
(
8
−
y
)
Let
y
=
u
y=u
y
=
u
and
y
=
d
y=d
y
=
d
be the solutions to the equation above. What is the value of
u
⋅
d
u \cdot d
u
⋅
d
?
Related theory
Solving Quadratic Equations
Quadratic Equations
Polynomials
Algebra
Relationship between zeroes and coefficients
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