Question

$( {7b}^{5} - {b}^{2} {)}^{2}$
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Answer 1

$(7 {b}^{5} - {b}^{2}) {}^{2} = 36b {}^{4}$

$explicacion \:$

(6b²)²

sumar 7•b^2 Y -b^2

6²b²•²

Expandir el termino

36b⁴

simplificar el producto 6^2•b^(2•2)

36

cancelar 6 a la potencia de 2

b⁴

multiplicar 2 y 2