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08-05-2022
Mathematics

contestada

Factorise a² + 3a - 28

Respuesta :

16hijabrizvi 16hijabrizvi

08-05-2022

Answer:

(a+7)(a-3)

Step-by-step explanation:

Find the factors of 28 that would also add up to 3

28

1 x 28

2 x 14

7 x 4

7-4=3

(a+7)(a-3)

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