What must be subtracted from a³-4a²+5 to obtain a²-2a+1
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a-2a+4................
Answered by
1
Let the polynomial which is going to subtract be x
a^3-4a^2+5-x=a^2-2a+1
x=(a^3-4a+5)-(a^2-2a+1)
=a^3-4a+5-a^2+2a-1
=a^3-a^2-2a-4
so your answer is a^3-a^2-2a-4
a^3-4a^2+5-x=a^2-2a+1
x=(a^3-4a+5)-(a^2-2a+1)
=a^3-4a+5-a^2+2a-1
=a^3-a^2-2a-4
so your answer is a^3-a^2-2a-4
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