Find the coordinates of the vertex of the graph of the equation. If necessary, complete the square on x to write the equation in the form y = a(x - h)2 + k. Do not graph the equation.y = -4(x - 3)2
A. (0, -4)
B. (5, 0)
C. (-4, 0)
D. (0, 3)
E. (3, 0)
Answer: E
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Solve the problem using the rule of 78.Caroline Jones took out a 48-month fixed installment loan of $21,000 to open a restaurant. She began making monthly payments of $511.88. Caroline's business does better than expected and instead of making her 29th payment, Caroline decides to repay her loan in full. What is the total amount due to pay off the balance?
A. $9148.84 B. $9789.26 C. $9660.71 D. $9184.43
Simplify the sum.(y2 - 8y) + (4y2 - 5)
A. 5y2 - 13y B. 5y2 - 8y - 5 C. 4y2 - 8y - 5 D. 5y2 - 13
Solve the inequality. Write the solution set in interval notation.|3x - 9| ? -6
A. 
? 
B. 
C. 
? 
D. ?
Multiply the polynomials using the special product formulas. Express the answer as a single polynomial in standard form.(x - y)2
A. x2 - xy + y2 B. x2 - y2 C. x2 - 2x2y2 + y2 D. x2 - 2xy + y2