gonzalez113bi
gonzalez113bi gonzalez113bi
  • 04-06-2020
  • Mathematics
contestada

The second term of a geometric sequence is 17.5 and the third term is 122.5. What is the common ratio? What is the first term?​

Respuesta :

Stephen46
Stephen46 Stephen46
  • 09-06-2020

Step-by-step explanation:

U2=ar

U2=17.5

U3=ar^2

U3=122.5

U3/U2=122.5/17.5

ar^2/ar=7

r=7

17.5=ar

17.5=7a

a=2.5

Answer Link

Otras preguntas

What motivated Juana Matias to run for State Representative?
do #9 and #10 pls (will give brainliest if correct!)
Given: <1 - <2 Prove: p || q. Angles Lines Statements Reasons 21 22 23 р Statements Reasons 3 9 2 2 Assemble the proof by dragging tiles to the Statements
Factor 9c³– 6c² Please help this is due soon
Danielle earns $36.80 for 4 hours of yardwork. MacKenzie earns $50.40 for 6 hours of yardwork. Who earns more money per hour? How much more? Use the drop-down m
What effects do you think poverty has on individuals, families, and society? How would you decrease the negative effects of poverty?
IF YOU ARE A GENIUS COME HERE AND IF YPU ARE A GENIUS ANSWER IN DETAIL PROVEYOUSELF AND BE THE BRAINLIEST OF EM ALL To what extent can self help schemes succeed
which of the following objects is accelerating?
Find the measure of A (show work please)
Using Slopes of Parallel Lines Quick Check Item 1 A quadrilateral ABCD has vertices A at (0,2), B at (2,6), C at (9,6), and D at (7,2). Are the opposite sides o