Quadratic Equations — Solving Methods Questions | Prasnya
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Week 3
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Quadratic Equations — Solving Methods - Quadratic Equations —...
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Q1
A quadratic equation of the form
a
x
2
+
b
x
+
c
=
0
ax^2 + bx + c = 0
has its vertex at
(
3
,
−
2
)
(3, -2)
and its
y
y
-intercept at 4. Due to a recording error, the coefficient
b
b
was written as 5 instead of its correct value. Find the absolute difference between the sum of the roots of the incorrectly recorded quadratic equation and that of the correct quadratic equation.
Integer answer
OCTOBER 26, 2025
OCTOBER 26, 2025
Q2
If
x
=
2
x = 2
is a root of
q
(
x
)
q(x)
, then which of the following options can be the expression for
q
(
x
)
q(x)
?
Comprehension
JULY 13, 2025
JULY 13, 2025
Q3
Aman and Prakash want to solve a quadratic equation. Aman made a mistake in writing down the constant term and ended up getting roots as 3 and 4. Prakash made a mistake in writing down the coefficient of
x
x
and got the roots as 2 and 3. What are the roots of the correct equation?
Single correct
FEBRUARY 23, 2025
FEBRUARY 23, 2025
