Classify this polynomial by its degree and number of terms: x2 + 6

Clara schumann is buying bagels for her coworkers, she buys a dozen bagels priced at $5.49 a dozen. the bakery's cost for making the bagels is $2.25 per dozen. what is the markup rate based on selling price on a dozen bagels?

The sum of these consecutive integers is equal to 9 less than 4 times the least of the integer. find the three integers

If the alternate hypothesis of an experiment is “the true mean height of the giraffes is more than 15 feet” what is the null hypothesis?