Topics
Factorisation
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India
Class VIII

Mixed factorisations

Lesson
Practice

Interactive practice questions

Factorise $10x+50$10x+50.

Easy
< 1min

Factorise $k^2-81$k2−81.

Easy
< 1min

Factorise $3x+xz-39y-13yz$3x+xz−39y−13yz.

Easy
2min

Factorise $x^2+12x+36$x2+12x+36.

Easy
< 1min
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Outcomes

8.A.AE.1

Multiplication and division of algebraic exp.(Coefficient should be integers)

8.A.AE.2

Some common errors (e.g. 2 + x ≠ 2x, 7x + y ≠ 7xy )

8.A.AE.3

Identities (a ± b)^2 = a^2 ± 2ab + b^2, a^2 – b^2 = (a – b) (a + b) Factorisation (simple cases only) as examples the following types a(x + y), (x ± y)^2, a^2 – b^2, (x + a).(x + b)

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