Math, asked by singhmohit9793700, 4 months ago

add 7x³+2x²-5x-7 and -5x²+x³+4x-5​

Answers

Answered by khushboobist1
2

Step-by-step explanation:

ANSWER

4x3−7x2+9,3x2−5x+4,7x3−11x+1,6x2−13x 

On adding the expressions, we have 

= 4x3−7x2+9+3x2−5x+4+7x3−112+1+6x2−13x 

= 4x2+7x3−7x2+3x2+6x2+5x−11x−13x+9+4+1 

= 11x3−2x2−29x+14

Answered by baskaranrani3
1

Step-by-step explanation:

8x3-3x2-x+12

8*3_3*2_*+12

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