Convert the rectangular coordinates of the point to polar coordinates (r, ?) with r > 0 and 0 ? ? < 2?.(-4, 0)
A. 
B. (4, ?)
C. 
D. (4, 0)
Answer: B
Mathematics
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Evaluate the derivative at the given value of x.y = -
; x = -11
A. 
B. 
C. 
D. 
Mathematics
Find the amount paid by each insurance company. Assume that any coinsurance requirement is met.Insurance loss: $18,000Company A coverage: $72,000Company B coverage: $24,000
A. A pays: $18,000 B pays: $0 B. A pays: $13,500 B pays: $4500 C. A pays: $13,680 B pays: $4320 D. A pays: $12,960 B pays: $5040
Mathematics
Identify the equation as either an identity or not.cos2x - sin2x = 1 - 2 sin2x
A. Identity B. Not an identity
Mathematics
Find the domain and range of the inverse of the given function.f(x) = x4 + 4, x ? 0
A. Domain: [4, ?); range: [0, ?) B. Domain: (-?, 0]; range: (-?, 4] C. Domain and range: all real numbers D. Domain: [0, ?); range: [4, ?)
Mathematics