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Question 1
Factorise completely:
| (a) | \( 5x + 15\) | (b) | \( 3x - 12\) | (c) | \( 7x + 21\) |
| (d) | \( 12x + 18\) | (e) | \( 4x - 6\) | (f) | \( 8x + 20\) |
| (g) | \( 6x - 9\) | (h) | \( 25x - 15\) | (i) | \( 5x + 5\) |
| (j) | \( 14x - 21\) | (k) | \( 8a + 3\) | (l) | \( 9x + 3\) |
Question 2
Factorise completely:
| (a) | \( x^2 + 4x\) | (b) | \( y^2 - y\) | (c) | \( 7y^2 - 3y\) |
| (d) | \( x^2 - 5x\) | (e) | \( 3x^2 + 2xy\) | (f) | \( 8x^2y + 3x\) |
| (g) | \( a^3 - 4a\) | (h) | \( bx^2 - ax\) | (i) | \( a^2x + 4ab\) |
| (j) | \( 3x^2 - 5xy + 2x\) | (k) | \( 4x^3 + 7x^2\) | (l) | \( 9x^3y - 5bx^2 + 2bx\) |