Question

1. Us
Exercise 6.4
using identities, simplify the following:
a) (x+3)(x+1)
solno-
=22t
24x2 +42x-32
16ze-iz​

Answer 1

Answer:

x²+4x+3

Step-by-step explanation:

(x+3)(x+1)

= x²+(3+1)x+(3×1)

= x²+4x+3

Hope this helps u....

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Answer 2

Answer:

By using identity (X+a) (X+b)=x^2+X(a+b) +ab