Which of these sequences is a geometric sequence?
1, 2, 4, 7, 11, 16, 22, …
2, 4, 8, 14, 22, 38, …
3, 6, 9, 12, 15, 18, 21, …
3, 9, 27, 81, 343, 729, …
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Select all expressions that are equivalent to 2(3x + 7y). question 1 options: 6x + 14y 6x + 7y 1(6x + 14y)

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi

Luke started a weight-loss program. the first week, he lost x pounds. the second week, he lost pounds less than times the pounds he lost the first week. the third week, he lost 1 pound more than of the pounds he lost the first week. liam started a weight-loss program when luke did. the first week, he lost 1 pound less than times the pounds luke lost the first week. the second week, he lost 4 pounds less than times the pounds luke lost the first week. the third week, he lost pound more than times the pounds luke lost the first week.