Step-by-step explanation:
By Descartes' Rule of Signs, f(x) = -3x³ + 8x² - 7x + 10 changes sign 3 times, so there are 1 or 3 positive roots.
Answer:
A.
Step-by-step explanation:
C = 2πr = πd
A. C = π(38.5 in.) = 120.95 in.
First guess: Answer: A.
Answer: 8/5
Step-by-step explanation: 1x5+3=8/5
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Answer:
-2x=30y-6
2x+30y-6=0
Step-by-step explanation: