what should be added to 2 x power 3 + 6 x power 2 -5 x plus 82 get 3 x power 3 - 2 x power 2 2 + 6x plus 15? with the step
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Answer:
3x³-2x²+6x +15
Step-by-step explanation:
- 2x³+6x²-5x+82....,...... equation (1)
- 3x³-2x²+6x+15............ equation (2)
Subtracting eqn(1)from(2)
=(3x³-2x²+6x+15)-(2x³+6x²-5x+82)
=3x³-2x²+6x+15-2x³-6x²+5x-82
=x³-8x²+11x-67.... Answer
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