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( x× x²× x³× x⁴) : x la a zecea × x =?

Răspuns :

(x×x²×x³×x⁴) :x^10=x^10:x^10=1
[tex](x \times {x}^{2} \times {x}^{3} \times {x}^{4} ) \div {x}^{10} \times x[/tex]

[tex] = {x}^{1 + 2 + 3 + 4} \div {x}^{10} \times x[/tex]

[tex] = {x}^{10} \div {x}^{10} \times x[/tex]

[tex] = {x}^{10 - 10 + 1} [/tex]

[tex] = {x}^{1} [/tex]

[tex] = x[/tex]