Question 1 - Sum of roots = $-b/a$; vertex form to standard form conversion Practice

Question 1

00:00Est. 3 min

Marks:+4.000.00

A quadratic equation of the form

ax^2 + bx + c = 0

has its vertex at

(3, -2)

and its

y

-intercept at 4. Due to a recording error, the coefficient

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

Hard Difficulty

26 October 2025

Your answer