Question

simplify: (ab+bc)2-2acb2
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Answer 1

Answer:

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Answer 2

Answer:

${b}^{2} ( {a}^{2} + {c}^{2})$

Step-by-step explanation:

${(ab + bc)}^{2} - 2ac {b}^{2} \\ {b}^{2} {(a + c)}^{2} - 2ac {b}^{2} \\ {b}^{2}({(a+ c)}^{2} - 2ac) \\ {b}^{2} ( {a}^{2} + {c}^{2} + 2ac - 2ac) \\ {b}^{2} ( {a}^{2} + {c}^{2})$