Find the x-intercepts of the graph of the quadratic function y=x²+8x-64.
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You are given the principal in a bank account, a yearly interest rate, and the time the money is in the account. Assuming that no withdrawals are made and that the interest is compounded annually, compute the amount in the account after the specified time period.$2000, 6 percent, 1 year
A. $21,200.00 B. $3200.00 C. $2120.00 D. $2247.20
Use your estimation skills to pick the most reasonable answer. Do not solve the problem.311.49 - 310.15
A. 13.4 B. 134 C. 1.34
Solve by graphing. Label the axes and show where the solution is located on the graph.The value, v, in hundreds of dollars, of Juan's computer is approximated by 
where t is the number of years since he first bought the computer. Graph the equation and use the graph to estimate the value of the computer 2 years after it was purchased.
A. $800 B. $1100 C. $900 D. $960
Answer the question.The graph of f'(x) is a parabola with vertex at (a, 0). The parabola opens up. What does this information tell us about the concavity associated with f(x)? Explain.
What will be an ideal response?