Use the table or graph to answer the question.Amy graphed her utility bills for the last year for her records. Estimate the total amount Amy paid for her utilities for the month of January.
A. $75
B. $125
C. $85
D. $105
Answer: C
Mathematics
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Replace the polar equation with an equivalent Cartesian equation.r2 = 46r cos ?
A. (x - 23)2 + y2 = 529 B. (x - 23)2 + y2 = 0 C. x = 46 D. x2 + (y - 23)2 = 529
Mathematics
Provide an appropriate response.Explain why the vertex of a parabola must lie on its axis.
What will be an ideal response?
Mathematics
Provide an appropriate response.If a < b, is it always true that 
> 
? Explain.
What will be an ideal response?
Mathematics
Find the partial derivative.Let z = f(x,y) = 7x2 - 18xy + 8y3. Find 
.
A. 14x2 - 18x B. 14x - 18y + 24y2 C. 14x - 18y D. -18x + 24y2
Mathematics