Question

Q. 10]: Factories:
(!) a2 + 7a + 3a + 21​

Answer 1

Step-by-step explanation:

Factorise: 54x2 + 42x3 – 30x4

Factorise: 2x2yz + 2xy2z + 4xyz.

Factorise: 30xy – 12x + 10y– 4.

Regroup the terms and factorise: z – 19 + 19xy – xyz.

Factorise: 100x2 – 80xy + 16y2

Factorise: 16x4 – y4

Factorise: x2 + 6x + 8.

Factorise: 49y2 – 1.

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