Perform the indicated operation.(2x2 - 3x - 5) + (-9x2 - 5x + 9)
A. 7x2 + 8x + 4
B. 11x2 - 8x + 14
C. 11x2 - 8x - 14
D. -7x2 - 8x + 4
Answer: D
You might also like to view...
Solve the problem.What is the size relationship between the interquartile range and the standard deviation of a data set?
A. The interquartile range can be smaller than, equal to, or bigger than the standard deviation. B. The interquartile range is always equal to the standard deviation. C. The interquartile range is always more than the standard deviation. D. The interquartile range is always less than the standard deviation. E. none of these
Solve the problem.Sarah plans to contribute monthly to a savings account for her daughter's college education. Her goal is $300,000 in 20 years. Assume the APR is 5.4% compounded monthly and contributions are made monthly at the end of each month, including the last month. What amount does Sarah need to contribute each month? Round your answer to the nearest cent.
A. $642.81 B. $756.95 C. $696.75 D. $688.66 E. $459.57
Solve the problem.How many different ways can you make change for a 25-cent coin using nickels and pennies?
A. 4 B. 7 C. 5 D. 6
First, indicate what number to use as the trial divisor. Then use the trial divisor to find the first digit in the quotient and write it in the correct position. Do not finish the division.
What will be an ideal response?