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Collect Like Terms and Then Arrange in Descending Order 5x4−7x5+4x4+5x55 x^{4}-7 x^{5}+4 x^{4}+5 x^{5}

Question 387

Multiple Choice

Collect like terms and then arrange in descending order.
- 5x4−7x5+4x4+5x55 x^{4}-7 x^{5}+4 x^{4}+5 x^{5}


A) 7x97 x^{9}
B) −2x5+9x4-2 x^{5}+9 x^{4}
C) 7x187 x^{18}
D) 9x10−2x89 x^{10}-2 x^{8}

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