Add the complex numbers.

(-2-4i) + (-12+7i) = ?

The ratio of red poms to yellow poms on a float is 5 to 7. if there are 392 yellow poms on the float, how many red poms are there? a. 549 b. 390 c. 280 d. 56

What is the domain and range of f (x) = 2x^2+6x+2

Eric can run a mile in 4.23 minutes, and benjamin can run 4.23 miles in an hour. who is the faster runner?

If (7^0) ^x = 1, what are the possible values of x?

How many fathoms are in 27 cubits?

Wesley is making a patio from stones of two sizes, 5 inches wide and 10 inches wide. He wants to begin and end his pattern with a 10-inch stone so there will be one more of the 10-inch stone than of the 5-inch stones.

In the theory of learning, the rate at which a subject is memorized is assumed to be proportional to the amount that is left to be memorized. Assume that the rate at which material is forgotten is proportional to the amount memorized.

Provide the brackets in the right place to make the statement true. -6x-3-5+2=5

3/4x-5/6=2/3x how to solve?

What is - 2 1/3 - - 4 1/2