Math, asked by akashkaman22, 1 year ago

please explain it correctly.......

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Answered by Anonymous
4
Hello.
Answer.
It's very simple.
first divide
 {x}^{2} \: by \: {x}^{4} = {x}^{2} \: \\ then \: {x}^{2} \times 4x = 4 {x}^{3} \\

then product will be -4x^3+3x^2

Again repeat the same.... then you can get the answer...
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Anonymous: let me edit
akashkaman22: ok
akashkaman22: may i know that how did he obtained -4x3 by dividing by +3x2
Anonymous: okay
Anonymous: actually I clicked on answer by mistake so let me tell you here
Anonymous: which line you didn't understand?
akashkaman22: ok
akashkaman22: I'm not able to write with this keyboard will you please send me your gmail name that I will send you the picture of it
akashkaman22: and with showing the line that
akashkaman22: from the third line
Answered by ria113
3
1) rewrite the P(x),d(x) in standard form.

2) Divide P(x) by d(x). in this case x^4/x^2=x^2,which is first term of quotient.

3) multiply this first term of quotient with the divisor and subtract this result from dividend.
x^2 with (x^2 + 4x) we get x^4 + 4x^3.
then subtract this from x^4+3x^2-5, so we get -4x^3+3x^2.

4) then divide the first term of new dividend by first term of same divisor,so we get second term.

5) now multiply second term with divisor and subtract the result from new dividend.

6) now multiply the last term with divisor,we get remainder -76x+5.

ria113: thanks
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