exam
Maths Puzzle
Numerical Ability
for what value(s) of p does the equation x^2+px+1=0 have no real solutions, and two real solutions.
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exam Other Question
Write 3 quadratic equations with a,b,c (co-efficients of x2. X, and the constant) as
1. Integers:
2. Rational numbers:
3. Irrational numbers:
If each side of a square is increased by 5 meters, the area becomes 121 square meters. Find the length of a side of the original square.