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### Grade 7 - Mathematics4.19 Find The Factors of Difference of Two Squares - IV

 Example: Factorise 2a3 - 32ab2. Solution: Given that 2a3 - 32ab2 = 2a.a2 - 2a.16b2 = 2a (a2 - 16b2) = 2a [(a+4b) (a-4b)] = 2a (a+4b) (a-4b) Directions: Find the factors of the given expressions and show your work. Also write at least ten examples of your own.
 Q 1: Factorise 2a2 - 98.2(x-7)(x-7)2(x+7)(x+7)2(x+7)(x-7) Q 2: Factorise a5 - a3.a3(a+1)(a-1)a3(a-1)(a-1)a3(a+1)(a+1) Q 3: Factorise x3y - xy3.xy (x-y) (x-y)xy (x+y) (x-y)xy (x+y) (x+y) Q 4: Factorise 2a9 - 32a.2a(a4+4)(a2+2)(a2+2)2a(a4+4)(a2-2)(a2-2)2a(a4+4)(a2+2)(a2-2) Question 5: This question is available to subscribers only! Question 6: This question is available to subscribers only!

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