Question

Question 1
Use a suitable identity to get each of the following products.
(a) (p - 11) (p + 11)
(b) (2y + 5) (2y - 5)
(c) (12a - 9) (12a +9)
(d) (2a-1/2)(2a-1/2)
(e) (1.1m - 0.4) (1.1m + 0.4)
(f) (a2+ b2) (- a2+ b2)
(g) (6x - 7) (6x + 7)
(h) (- a/2 + c/2) (- a/2 + c/2)
(i) [(p/8)+(3q/4)] [(p/8)+(3q/4)]
(j) (3a + 9b) (3a - 9b)
(k) 2(a - 9)2
(l) 5(xy - 3z)2
(m) (6x+ 5y)2
(n) 36[(3p/2}) + (2q/3)]2
(o) (x - 0.5y)2
(p) (2xy - 5y)2

Answer 1

Answer:

2y+5)(2y+5)

Using,

(a+b)

2

=a

2

+2.a.b+b

2

we get the above equation.

=(2y+5)

2

=(2y)

2

+2.2y.5+5

2

=4y

2

+20y+25

Step-by-step explanation:

tq

Answer 2

Answer:

Step-by-step explanation: