Using the discriminant, find the number of solutions for the given function: y=-x^2-3x+4

What is one word descriptor for sustituye and solve?

For a certain examination, a score of 58 was 2 standard deviations below the mean, and a score of 98 was 3 standard deviations above the mean. What was the mean score for the examination?

in one day, 18 people each withdrew $100 from an atm machinen what was the overall change in the amount of money in the atm machine

State whether the data are best described as a population or a sample. The U. S. Department of Transportation announces that of the 250 million registered passenger vehicles in the US, are electro-gas hybrids.

5 , - 15 , 60 , - 300 , 1,800 , - 12,600

Which is the equation of a line parallel to the line 3x-5y=15

Kelly is going to shop with the $200.00 that she earned from doing chores. She wants to save 30% of her money to put into a savings account. She buys a sweater for $60.00 and a new coat for $75.00, with 6% sales tax on both items.

write the general form of the equation of the circle with radius r and center? (h, k). R=3 (h, k) = (0,3)

Write a number that is greater than 8.604 but less than 8.643

Compare the rates of change of the following functions.