Question

Find the following products:
(i) (3z + 7) (3z+7)
5x
+9v
(iii) (4x - 6y)(4x - 6y)
V
(iv)
(v) (xy + zw)(xy + zw)
2​

Answer 1

Answer:

1️⃣

$\: using \: property \: { \: (a + b) }^{2} = {a}^{2} + {b}^{2} + 2ab$

2️⃣

$using \: property \: {(a - b)}^{2} = {a}^{2} + {b}^{2} - 2ab$

dear user ask only 2-3 questions at a time .

Answer 2

Answer:

usingproperty(a−b)

2

=a

2

+b

2

−2ab