Here is the list of mathematics exercises on numbers and equations. Each corrected exercise is accompanied by indications, reminders of the course, methodological advice which allows you to practice independently.

3 exercisesExercise example N°1418 :

Write in the form `a*sqrt(b)`, the following expression `sqrt(480)`, where a and b represent two integers.

square roots order, absolute value, inequations numbers and equations functions 9th Grade 10th Grade simplify_surd

The purpose of this corrected math exercise is to write a square root in a simplified form.

Exercise example N°1430 :

Factor the following expression `x^2-20*x`.

algebraic calculation and remarkable identities numbers and equations factoring algebraic calculus 9th Grade 10th Grade factor

The purpose of this corrected algebraic calculus exercise is to factor an algebraic expression that involves squares.

Exercise example N°1431 :

Factor the following expression `9*x^2-49`.

algebraic calculation and remarkable identities numbers and equations factoring algebraic calculus 9th Grade 10th Grade factor

The purpose of this exercise is to factor an algebraic expression using a remarkable identity of the form a² - b².

The **numbers and equations** topic is available for : 10th Grade