Use your graphing calculator to determine if the equation appears to be an identity by graphing the left expression and right expression together.
?
?
A. This is not an identity.
B. This is an identity.
Answer: B
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?Which of the following is not a polyhedron? ?
A. ?A cube B. ?A Truncated Octahedron C. ?A soccer ball D. ?A Snub Dodecahedron E. ?A Tetrahedron
Solve. Write the solution set using set-builder notation and using interval notation. Graph the solution set. -7 < 
A. {x
x > -35}; (-35, ?)
B. {x
x < -35}; (-?, -35)
C. {x
x ? -35}; [-35, ?)
D. {x
x ? -35}; (-?, -35]
According to automobile association of a country, on March 27, 2009, the national average price per gallon of regular unleaded (85-octane) gasoline was $2.09, and the price of premium unleaded (92-octane) gasoline was $2.24. Write an objective function that models the cost of the blend of mid-grade unleaded gasoline (90-octane).
What will be an ideal response?
Find the derivative of the function.y = ln (2x3 - x2)
A. 
B. 
C. 
D. 