find the value of (a+b) (a+b)
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→ (a + b)(a + b)
→ (a + b)² (use identity)
→ a² + b² + 2ab
Answered by
3
Answer:
Step-by-step explanation:
( a + b ) ( a + b )
Removing the brackets
a * a + b * a + a * b + b * b
ANOTHER METHOD
( a + b ) ( a + b)
This can be written as
We know that
=
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