Question

Q27.
1 point
Using the identity (x+a)(x+b) =
v?+(a+b)x+ab Find :(2a2+9) (20²+5)
4a + 280² + 45
2a + 28a+45
ОА
Ов
201 - 280² + 45
2a - 280² - 15​

Answer 1

Step-by-step explanation:

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