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| 1. |
If (x+a) is a factor of 2x sq +2ax +5x + 10 ,find a |
| Answer» Given,2x2 + 2ax + 5x + 10Factor = (x + a)Now by using factor theoram we get,f( – a) = 2a2 – 2a2 – 5a + 10 = 0– 5a + 10 = 0a = 2Therefore the value of a = 2. | |