Lumina Lumina
  • 30-05-2025
  • Mathematics
Middle School

What is the value of the 30th term in the following arithmetic sequence?

12, 6, 0, -6, ...

A. 186
B. -162
C. -186
D. 342

Answer :

hoodiewithaboogie hoodiewithaboogie
  • 21-11-2023
Answer is C. -186

Because to find the nth term you need to see the pattern . It’s going down in -6 so -6n , then you do inverse to the first number , so +6 to 12 =18 . This makes -6n +18 . This is your formula just substitute n for 30 and you will get -162.

-6 x 30 = -180 , -180 + 18+ -162
Answer Link

Other Questions

Karen Horney believed that an idealized self-image is established in order to:
Is amazing a strong adjective or no
Draw a diagram showing how the solar panels should be connected to
How does the movie begin? How is this different from how the
What is the main difference between the extrinsic and intrinsic pathways in
The area of a rectangle is 105 square inches, and the length
Divide and simplify the expression. Then, check your work. [tex]\[ \frac{72x^5 -
Nicole is a skydiver. She jumps out of an aircraft with an
Han can run 100 meters in 20 seconds. How long will it
Gold has an atomic number of 79 and a mass number of
Ben and Ellie have a daughter, Joy. Joy is two years old
A rectangular field is 16 meters long and 10 meters wide. There
Write the following in standard form: [tex]6x^3 - 8x^4 + 5x +
Round 1.567 to the nearest tenths place. A. 1.5 B. 1.6 C.
Listen to the audio and then answer the following question. Which characteristic