Keith is calculating the interest earned on a deposit of $2000 in an account that earns 4.2% annual compound interest after 4 years. How much did Keith earn in interest?

Factor the monomial completely 42a3b3

What expression is equivalent to 42x-56y

Stefano accidentally dropped his sunglasses off the edge of a canyon as he was looking down. the height, h(t), in meters (as it relates to sea level), of the sunglasses after t seconds, is shown in the table. during its descent, the pair of sunglasses passed by a climber in the canyon 6 seconds after stefano dropped them. to the nearest meter, what is difference in elevation between stefano and the climber? 166 meters 176 meters 230 meters 240 meters its b.176 i took the test 166 is wrong and 176 is correct