What is the difference of the two polynomials? open paren 9 x squared plus 8 x close paren minus open paren 2 x squared plus 3 x close paren
Answer
A
7 x squared plus 11 x
B
7 x squared plus 5 x
C
11 x squared plus 5 x
D
11 x squared plus 11 x
Explanation
Distribute the minus sign across the second polynomial: (9x² + 8x) − (2x² + 3x) = 9x² + 8x − 2x² − 3x. Combine like terms to get 7x² + 5x, which is choice A.
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