Perform the indicated operation.(9r4 + 6r2 - 7r ) - (-5r3 + 2r2 - 7r - 2)
A. 7r7 + 8r3
B. 10r4 + 6r3 + 8r2 + 2
C. 9r4 - 5r3 + 8r2 - 2
D. 9r4 + 5r3 + 4r2 + 2
Answer: D
Mathematics
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Mathematics
Provide an appropriate response.Perform the indicated operations and reduce: 
=
Fill in the blank(s) with the appropriate word(s).
Mathematics
Write or illustrate the number in the indicated form.203; Express in expanded form.
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A. 1
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C. 1
D. 
Mathematics