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Mathematics 17 Online
UkuleleGirl:

Mathz grouping

UkuleleGirl:

YRJ8498:

Add and subtract the second term to the expression and factor by grouping.

UkuleleGirl:

Ik how to do grouping. Just somewhere in there I get stuck

YRJ8498:

you would get \[(x−2)(x ^{2}+1)\]

UkuleleGirl:

Okay. The part im stuck on is doing the second set of parenthesis.

YRJ8498:

you want me to explain?

UkuleleGirl:

Yes please.

YRJ8498:

ok Factor by grouping \[𝑥 ^{(3)}− 2 𝑥 {}^{(2)} + 𝑥 − 2\] \[𝑥 ^{3} − 2 𝑥 ^{2} + 𝑥 − 2\]

YRJ8498:

do the same thing \[x ^{3}−2x ^{2}+x−2\] \[𝑥 ^{3} + 𝑥 − 2 𝑥 ^{2} − 2\]

UkuleleGirl:

okay

YRJ8498:

\[𝑥 ^{3} + 𝑥 − 2 𝑥 ^{2} − 2\]\[𝑥 ( 𝑥 ^{2} + 1 ) − 2 ( 𝑥 ^{2} + 1 ) \]

YRJ8498:

\[𝑥 ( 𝑥 ^{2} + 1 ) − 2 ( 𝑥 ^{2} + 1 )\] \[( 𝑥 − 2 ) ( 𝑥 ^{2} + 1 )\]

UkuleleGirl:

okay i get it now. thank you

YRJ8498:

@ukulelegirl wrote:
okay i get it now. thank you
np medal is appreciated

UkuleleGirl:

:)

UkuleleGirl:

I gave you one earlier.

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