1. Find the product of the following using the identity: (a + b)2 = a² + 2ab + b2.
a) (3x +9)
b) (a + b)
c) (2 pq + 1)
Answers
Answered by
2
Answer:
b) (a+b)
Step-by-step explanation:
Hope'its helpfull
Answered by
1
Step-by-step explanation:
a). a=3x , b=9
(3x+9)2=3x^2+2(3x+9)+9^2
24=9x+54x+18
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