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Despeje "b" de : a2 = b2 + c2 - 2bx?

Despeje "b" de : a2 = b2 + c2 - 2bx.

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En resumen

2a = 2b + 2c - 2bx 2a - 2c = 2b - 2bx 2a - 2c + 2x = 2b + b <img src="https://tex.z-dn.net/?f=%20%5Cfrac%7B2a-2c%2B2x%7D%7B2%7D%3D2b%0A%20%0A%20" /> <img src="https://tex.z-dn.net/?f=%20%5Cfrac%7B2a-2c%2B2x%7D%7B4%7D%3Db%20" />.

Mejor respuesta

Ni9co

6

2a = 2b + 2c - 2bx

2a - 2c = 2b - 2bx

2a - 2c + 2x = 2b + b

<img src="https://tex.z-dn.net/?f=%20%5Cfrac%7B2a-2c%2B2x%7D%7B2%7D%3D2b%0A%20%0A%20" />

<img src="https://tex.z-dn.net/?f=%20%5Cfrac%7B2a-2c%2B2x%7D%7B4%7D%3Db%20" />.