Hey can someone help me
1 answer:
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a)
b)
just the divide the answer from a) by
Answer:
The given expression is simplified as
Step-by-step explanation:
Here,the given expression is (x+9)(x -9)
Using the ALGEBRAIC IDENTITY:
Now, here in the given expression (x + 9)(x -9)
Comparing it the left side of the identity,
we get a = x
and b = 9
The right side of the equation is
Substituting the value of a and b, we get
⇒
=
Hence, the given expression is simplified as