Question

$(5a {}^{2} + 2b) {?}^{2}$
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Answer 1

Respuesta:

25a^4+20a^2b+4b^2

Explicación paso a paso:

Datos:

(5a^2+2b)^2 =?

(5a^2+2b)^2 =[(5a^2)^2+2(5a^2)(2b)+(2b)^2]

= 25a^4+20a^2b+4b^2