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15-01-2022
Mathematics

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Find all real solutions of the equation. ( 2 b + 4 ) 2 − 12 = 0

Respuesta :

15-01-2022

Answer:

b = 1

Step-by-step explanation:

Find all real solutions of the equation. ( 2 b + 4 ) 2 − 12 = 0

( 2 b + 4 ) 2 − 12 = 0

4b + 8 - 12 = 0

4b - 4 = 0

4b = 4

b = 1

-------------------

check

(2*1+4)*2-12=0

12 - 12 = 0

0 = 0

the answer is good

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