Exercise 6.6 1. Write the following squares of binomials as trinomials: We know that, (a + b) 2 =a2 + 2ab + b2 and (a–b)2 = a2–2ab+b2 (i) (x + 2) 2 Solution: (x+2) 2 is in the form of (a + b)2 = a2+2ab+b2 here, a = x , b = 2 ⇒ x2 + 2 × […]
Exercise 6.6 1. Write the following squares of binomials as trinomials: We know that, (a + b) 2 =a2 + 2ab + b2 and (a–b)2 = a2–2ab+b2 (i) (x + 2) 2 Solution: (x+2) 2 is in the form of (a + b)2 = a2+2ab+b2 here, a = x , b = 2 ⇒ x2 + 2 × […]