Use implicit differentiation to find the specified derivative at the given point.Find 
at the point (1, -1) for -7xy2 + 2x2y + 7x = 0.
A. - 
B. 
C. 
D. - 
Answer: B
Mathematics
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Use inequality notation and interval notation to describe the set. ? y is at least -4 and less than 0. ?
A. Inequality : -4 > y ? 0Interval : [-4, 0) B. Inequality : -4 ? y < 0Interval : [-4, 0) C. Inequality : -4 < y < 0Interval : (-4, 0) D. Inequality : -4 ? y < 0Interval : [-4, 0) E. Inequality : -4 < y < 0Interval : [-4, 0)
Mathematics
Write the Babylonian numeral as a Hindu-Arabic numeral.
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A. 4905
B. 4785
C. 4965
D. 1245
Mathematics
Convert the units.73 km = 
m
A. 7300 m B. 0.73 m C. 0.073 m D. 73,000 m
Mathematics
Reduce the fraction to simplest form.
A. 
B. 
C. 
D. 
Mathematics