Write an equivalent expression without a negative exponent.
A. 
B. 
C. 
D. x8y8
Answer: A
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Which of the following is a definition of concave figures? ?
A. ?All line segments connecting two vertices in the figure lie outside the figure. B. ?At least one line segment connecting two vertices in the figure lie outside the figure. C. ?All line segments connecting two vertices in the figure lie inside the figure. D. ?All line segments connecting two vertices in the figure lie both inside and outside the figure. E. ?None of the above.
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. - 
Solve the problem.A mother is choosing which baby foods to serve her infant. A jar of meat has 
of protein and 32 calories. A jar of vegetables has 
of protein and 16 calories. How much of each will she need to serve to get 
of protein and 108 calories?
A. There are infinitely many such combinations. B. 1.5 jars of meat and 2 jars of vegetables C. There is no such combination. D. 2 jars of meat and 1.5 jars of vegetables
Determine whether the triangles in the given pair are congruent. If so, state the property that shows the triangles are congruent.
A. congruent; ASA B. congruent; AAS C. not congruent D. congruent; AAA