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How do you factor #a^2-x^2+10x-25#?

1 Answer

Aug 9, 2016

#(a-x+5)(a+x-5)#

Explanation:

#a^2-x^2+10x-25=a^2-(x^2-10x+25)#

#x^2-10x+25=(x-5)^2#

#a^2-(x-5)^2#

#m^2-n^2=(m-n)(m+n)#

#(a-(x-5))(a+(x-5))#

#(a-x+5)(a+x-5)#

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