Write the expression in lowest terms.
A. a + n
B. -1
C. a - n
D. Already in lowest terms
Answer: D
Mathematics
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Evaluate the determinant by expansion by minors.
A. -72 B. -117 C. 27 D. 72
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Give the genus of the object. If the object has a genus larger than 5, write "larger than 5."A garden hose with openings at each end
A. genus 1 B. larger than 5 C. genus 0 D. genus 2
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Use implicit differentiation to find dy/dx.xy + x = 2
A. 
B. - 
C. 
D. - 
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Draw a sketch to represent the vector. Refer to the vectors pictured here. 
c + d
A. 
B. 
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