Verify that the equation is an identity.
Mathematics
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Use the root test to determine if the series converges or diverges.
A. Diverges B. Converges
Mathematics
Find the domain of the composite function f ? g.f(x) = 
; g(x) = 
A. {x 
B. {x 
C. {x 
D. {x 
}
Mathematics
Solve the problem.The temperature at the South pole was -23° at 8 am. At 3 pm, it was 22°. By how many degrees did the temperature rise?
A. -1° B. -45° C. 45° D. 1°
Mathematics
Find the dot product v ? w.v = -3i,
w = -4j
A. 12 B. 0 C. -7 D. 5
Mathematics