Junior Cycle Quadratic Equations Set A Questions - Junior Maths

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Algebra 1

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Linear Equations

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Difference of Two Squares

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Knowledge Check Quiz

EXAMS.IE

Quadratic Equations

HINT

The solutions to \((x-a)(x-b)=0\) are \(x=a\) and \(x=b\).

1 / 5

What are the solutions to \((x-2)(x-3)=0\)?

\(x=-2\) and \(x=-3\)

\(x=-2\) and \(x=3\)

\(x=2\) and \(x=-3\)

\(x=2\) and \(x=3\)

The solutions to \((x-a)(x-b)=0\) are \(x=a\) and \(x=b\).

That's right!

The solutions to \((x-a)(x-b)=0\) are \(x=a\) and \(x=b\).

HINT

The solutions to \((x-a)(x-b)=0\) are \(x=a\) and \(x=b\).

2 / 5

What are the solutions to \((x+1)(x+5)=0\)?

\(x=-1\) and \(x=-5\)

\(x=1\) and \(x=-5\)

\(x=-1\) and \(x=5\)

\(x=1\) and \(x=5\)

The solutions to \((x-a)(x-b)=0\) are \(x=a\) and \(x=b\).

That's right!

The solutions to \((x-a)(x-b)=0\) are \(x=a\) and \(x=b\).

HINT

The solutions to \((x-a)(x-b)=0\) are \(x=a\) and \(x=b\).

3 / 5

What are the solutions to \((x-3)(x+1)=0\)?

\(x=-3\) and \(x=-1\)

\(x=3\) and \(x=-1\)

\(x=-3\) and \(x=1\)

\(x=3\) and \(x=1\)

The solutions to \((x-a)(x-b)=0\) are \(x=a\) and \(x=b\).

That's right!

The solutions to \((x-a)(x-b)=0\) are \(x=a\) and \(x=b\).

HINT

The solutions to \(c(x-a)(x-b)=0\) are \(x=a\) and \(x=b\).

4 / 5

What are the solutions to \(2(x-3)(x+1)=0\)?

\(x=-3\) and \(x=1\)

\(x=-6\) and \(x=2\)

\(x=3\) and \(x=-1\)

\(x=6\) and \(x=-2\)

The solutions to \(c(x-a)(x-b)=0\) are \(x=a\) and \(x=b\).

That's right!

The solutions to \(c(x-a)(x-b)=0\) are \(x=a\) and \(x=b\).

HINT

The solutions to \(x(x-a)=0\) are \(x=0\) and \(x=a\).

5 / 5

What are the solutions to \(x(x-10)=0\)?

\(x=0\) only.

\(x=0\) or \(x=10\)

\(x=0\) or \(x=-10\)

\(x=10\) only.

The solutions to \(x(x-a)=0\) are \(x=0\) and \(x=a\).

That's right!

The solutions to \(x(x-a)=0\) are \(x=0\) and \(x=a\).

Your score is

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