yooayushman1234
yooayushman1234
20-10-2021
Mathematics
contestada
verify it as fast as you can
Respuesta :
siya90258
siya90258
20-10-2021
Answer:
(a+6)²
by identity (a+b)²=a²+2ab+b²
(a+6)²= a²+ 2×a×6 + 6²
= a²+ 12a + 36
(2a)²+5a = 4a²+5a
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