A student performed this calculation: (5x²5x² + 4x³) - (6x² - 2x³-8x¹4). The student concluded that the leading term of the answer was -13x4. Is that correct? If not, what is the most likely mistake the student made?

A student performed this calculation: (5x²5x² + 4x³) - (6x² - 2x³-8x¹4). The student concluded that the leading term of the answer was -13x4. Is that correct? If not, what is the most likely mistake the student made?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter8: Polynomials

Section8.1: Adding And Subtracting Polynomials

Problem 68PFA

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A student performed this calculation: (5x²5x² + 4x³) - (6x² - 2x³ - 8x¹).
The student concluded that the leading term of the answer was
-13x¹. Is that correct? If not, what is the most likely mistake the student made?

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