Question

7a +5b²=??????????????​

Answer 1

Answer:

7a^2 by 2a^2 and 10b^2. Then mutiply -5b^2 by 2a^2 and 10 b^2. It will be -- 14a^4+70a^2b^2 - 10 a^2 b^2 + 50

Step-by-step explanation:

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