Mathematics, 18.05.2021 04:50, ctuek5990

Jia is skipping a rock across a pond. The sequence {4.2, 3.57, 3.0345, 2.5793, …} describes the height of the rock on each successive skip. Which explicit formula describes this geometric sequence? a)an=3.57(4.2)n−1

b)an=4.2(0.85)n−1

c)an=4.2(0.15)n−1

d)an=0.85(4.2)n-1

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 19:30, maddy1276

Write the expression 7x^3-28xy^2 as the product of 3 factors

Answers: 2

continue

Mathematics, 21.06.2019 20:30, marahkotelman

Arectangle has a width of 5 cm and a length of 10 cm. if the width is increased by 3, how does the perimeter change?

Answers: 1

continue

Mathematics, 22.06.2019 01:50, iiMxlissaii

Grandpa ernie is shrinking! over the past 4 years his height decreased by a total of 2.4 cm. it decreased by the same amount each year. what was the change in grandpa ernie's height each year

Answers: 2

continue

Mathematics, 22.06.2019 02:30, caeyanij

Your weight on the moon is relative to your weight on earth. neil armstrong weighed 360 lbs. in his moon gear while on the earth, but on the moon he only weighed 60 lbs. how much would a 150 lb person weigh on the moon?

Answers: 1

continue

Do you know the correct answer?

Jia is skipping a rock across a pond. The sequence {4.2, 3.57, 3.0345, 2.5793, …} describes the heig...