Question

(3x³+5-3x⁴) - (-5x⁴+4+x³)
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Answer 1

Answer:

3330 because the radius is five and secondary radius is 30

Step-by-step explanation:

Answer 2

Answer:

${8x}^{4} + {2x}^{3} + 1$

combine the numbers with similar exponents. don't forget the subtraction will make turn them opposite