Given the sequence in the table below, determine the sigma notation of the sum for term 4 through term 15. n an
1 4
2 −12
3 36
the summation of 4 times negative 3 n, from n equals 4 to 15
the summation of 4 times negative 3 n, from n equals 1 to 15
the summation of 4 times negative 3 to the n minus 1 power, from n equals 1 to 15
the summation of 4 times negative 3 to the n minus 1 power, from n equals 4 to 15

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