Question

what should be added to 3 x cube - 5 x square + 7 x - 6 to obtain :
x cube - 2 x square - x + 9 ?​

Answer 1

Answer:

To get what should be added we need to subtract the two given.

3xcube-5xsquare+7x - 6

-xcube+2xsquare+x-9

=2xcube-3xsquare+8x-15

Hence,the equation to be added is 2xcube-3xsquare+8x-15

Answer 2

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