Complete the recursive formula of the geometric sequence 7,-14, 28, -56
a(1)=___
a(n)=a(n-1)•___

Suppose you want just guess at the answers in a 5 question multiple-choice test. each question has 3 responses and only one is correct. what is the probability of getting two questions right just guessing? 20 points 0.3275 0.2753 0.7532 none of the above

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?

Aline passes through 3,7 and 6,9 what equation represents the line