Simplify
i) (4 - 5p + 6p2 - 8p3) - (6p3 - 7p2 + 5p - 8p3)
ii) {( -13) - (-27)} + {( 25) - (-40)}
PLEASE IT'S URGENT!!
Answers
Answered by
3
Step-by-step explanation:
1. (4-5p+6p²-8p³)-(6p³-7p²+5p-8p³)
=(4-5p+6p²-8p³)-(6p³-8p³-7p²+5p)
=(4-5p+6p²-8p³)-(-2p³-7p²+5p)
=4-5p+6p²-8p³+2p³+7p²-5p
=-8p³+2p³+6p²-7p²-5p-5p+4
=6p³-p²-10p+4
2. {(-13)-(-27)}+{(25)-(-40)}
={-13+27}+{25+40}
={14}+{65}
=79
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