H(x) = -x2 – 4 Is h-1 a function and why/why not? Yes, there is more than one ordered pair in this list.
No, some of the ordered pairs in this list have the same second element.
No, some of the ordered pair in this list have the same first element.
Yes, no two sets of ordered pairs occupy the same location.

If t8 = 4 and t12 = −2, find the first three terms of the arithmetic sequence.

The deepest part of the swimming pool is 12 feet deep. the shallowest part of the pool is 3 feet deep. what is the ratio of the deeply of the deepest part of the pool to depth of the shallowest part of a pool?

People end up tossing 12% of what they buy at the grocery store. assume this is the true population proportion and that you plan to take a sample survey of 540 grocery shoppers to further investigate their behavior. a. calculate the mean and the standard error for the sample proportion p. b. describe the sampling distribution of p in part a. draw a graph of this probability distribution with its mean and standard deviation. what is the probability that your survey will provide a sample proportion more than 15%? c. d. population proportion? what is the probability that your survey will provide a sample proportion within + 0.03 of the