Here is the list of corrected exercises on algebraic calculus with notable identities. Each corrected exercise is accompanied by indications, reminders of the course, and methodological advice, which allows you to practice independently.

4 exercisesExercise example N°1412 :

Using the appropriate special expansion develop the following expression `(8*a+5*b)*(8*a-5*b)`.

algebraic calculation and remarkable identities algebraic calculus 9th Grade expand

The purpose of this exercise is to develop an algebraic expression using the most suitable remarkable identity.

Exercise example N°1413 :

Using the appropriate remarkable identity calculate the following expression `999^2`.

algebraic calculation and remarkable identities algebraic calculus 9th Grade expand

The purpose of this exercise is to calculate the square of a number using a remarkable identity.

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 **algebraic calculation and remarkable identities** topic is available for : 9th Grade