Subtract.(6n6 - 13n4 + 7) - (-20n4 + 8n6 + 2)
A. 10n10
B. -2n6 + 7n4 + 9
C. -2n6 - 5n4 + 9
D. -2n6 + 7n4 + 5
Answer: D
Mathematics
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?Find .
?
?
?
A.
B.
C.
D.
E.
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Perform the calculation.180° - 62°31'26"
A. 118°29'34" B. 117°28'34" C. 118°28'34" D. 117°29'34"
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