Application of identities. Mathematics State Board, Class 8: lessons, tests, tasks.

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1.	Square identities
2.	Some examples on square identities
3.	Cubic identities
4.	Some deductions on cubic identities
5.	Some examples on cubic identities

1.	Expand the product Difficulty: easy	3
2.	Expand with the help of identity Difficulty: easy	3
3.	Determine the coefficients of the cube term Difficulty: easy	4
4.	Simplify the cubic expression Difficulty: medium	4
5.	Stretch the expression Difficulty: medium	4
6.	Expand the square of the numbers Difficulty: medium	4
7.	Evalute the cube of a number Difficulty: medium	4
8.	Determine the product using the suitable identity Difficulty: medium	4
9.	Find the area of the rectangle Difficulty: hard	5
10.	Calculate the volume of the cuboid Difficulty: hard	5
11.	Write the cubes in expanded forms Difficulty: hard	8
12.	Find the cube of the terms Difficulty: hard	1

1.

Training test

Difficulty: medium

11

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Methodical recommendation

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