Last updated on Sep 22, 2026

Dividing Expressions (Junior Cert Mathematics): Quizzes

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Dividing Expressions

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When dividing variables with exponents, what do you do with the powers?

Subtract them

What is $\frac{x^5}{x^2}$ simplified?

$x^3$

When dividing expressions by direct division, what should you divide first?

Coefficients

Simplify $\frac{12x^3}{4x}$

$3x^2$

What is $\frac{18y^4z^2}{6y^2z}$ simplified?

$3y^2z$

When dividing a polynomial by a monomial, how should you divide?

Divide each term separately

What is $x^0$ equal to?

$1$

What is a common mistake when dividing polynomials by a monomial?

Not dividing each term

In factorising method, what is the first step?

Factorise numerator

Why can you cancel $\frac{x+2}{x+2}$ in an expression?

Dividing by itself = 1

To factorise $x^2+5x+6$ , find two numbers that multiply to 6 and add to what?

$5$

What is $\frac{-18x^3y^2}{6xy}$ simplified?

$-3x^2y$

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