Advertisements
Advertisements
प्रश्न
In the case find whether the trinomial is a perfect square or not:
4x2 + 4x + 1
बेरीज
उत्तर
4x2 + 4x + 1
= (2x)2 + 2 × 2x × 1 + (1)2
=(2x + 1)2 [∵ a2 - 2ab + b2 = (a - b)2]
∴ The given trinomial 4x2 + 4x + 1 is a perfect square.
shaalaa.com
Factorising a Perfect Square Trinomial
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
APPEARS IN
संबंधित प्रश्न
In the case find whether the trinomial is a perfect square or not:
x2 + 14x + 49
In the case find whether the trinomial is a perfect square or not:
a2 - 10a + 25
In the case find whether the trinomial is a perfect square or not:
9b2 + 12b + 16
In the case find whether the trinomial is a perfect square or not:
16x2 - 16xy + y2
In the case find whether the trinomial is a perfect square or not:
x2 - 4x + 16
