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3. Factorise the following quadratic polynomby splitting the middle term:(1) x2 + 10x + 16 (2) x2 - 12x + 20(3) 6x2 + 19x + 10 (4) x2 + 14x +(5) x2-3x - 40 (6) 6x2 + 7x-(7) 15x2 + 7x-2(8) x2 - 4x - 7(9) x2 + 2x - 143 (10) 12x2 + 23 |
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Answer» hwiz71isbeisbsbqjjsjeji |
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