Respuesta :
[tex]\bf 100x^8~~ \begin{cases} 100=10\cdot 10\\ \qquad 10^2\\ x^8=x^{4\cdot 2}\\ \qquad (x^4)^2 \end{cases}\implies 10^2(x^4)^2\implies (10x^4)^2[/tex]
We want to rewrite 100*x^8 as the square of a monomial, we will find that the monomial is:
10*x^4
A monomial is a polynomial of a single term, so we want to write 100*x^8 as the square of something like:
A*x^n
Then we have:
[tex]100*x^8 = (A*x^n)^2\\\\100*x^8 = A^2*x^{2*n}[/tex]
Then we must hae:
A^2 = 100
A = √100 = 10
And:
2*n = 8
n = 8/2 = 4
Then the monomial is:
10*x^4
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