Question

factoriza
${a}^{2} - 17a + 72$
${x}^{3} - 21 x + 20$
${a}^{6} + 55 {?a}^{3} {b}^{2} + 700 {b}^{4}$
​

Answer 1

Respuesta:

${a}^{2} - 17a + 72$

(x-8)(x-9)

${x}^{3} - 21 x + 20$

(x-1)(x+5)(x-4)

${a}^{6} + 55 {?a}^{3} {b}^{2} + 700 {b}^{4}$

(x³+35y²)(x³+20y²)