1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Svetach [21]
4 years ago
5

What is the 8th term of the geometric sequence with this explicit formula

Mathematics
1 answer:
Rama09 [41]4 years ago
6 0

Answer: 640 (B)

Step-by-step explanation:

The explicit formula

an = -5 × ( -2 )(n - 1) bearing in mind that n = 8

Therefore, putting n = 8 - 1, = 7

-5 × -2(7) raised to the power of 7

an = -5 × -128

= 640

You might be interested in
720÷90=72 tens ÷ 9 tens = what?
Elden [556K]
720 divided by 72 is 80
7 tens divided by 9 is 8
6 0
3 years ago
What does -12(4+g)=?
dolphi86 [110]

Answer:

-48-12g

Step-by-step explanation:

Use the distributive property to get your answer

6 0
3 years ago
Read 2 more answers
Which are vertical angles to 4?
Nikolay [14]

Answer: Angle 1 only

Vertical angles are angles formed when we cross two lines like this. They are opposite one another. The other pair of vertical angles are angle 2 and angle 3.

8 0
3 years ago
If the 16 boys in the classroom is 40% what is the percent of girls
notsponge [240]

Answer:

60%

Because the reaming percent has to add up to 100. 60 plus 40 is 100

3 0
3 years ago
Read 2 more answers
Question #2 <img src="https://tex.z-dn.net/?f=5x%2B9%5Cleq%204" id="TexFormula1" title="5x+9\leq 4" alt="5x+9\leq 4" align="absm
shutvik [7]
X is less than or equal to -1
6 0
3 years ago
Other questions:
  • I would appreciate the help!!
    12·1 answer
  • The blossom of the saguaro cactus is the state flower of Arizona. A saguaro cactus can weigh as much as 10 tons about 3/4 of a s
    11·1 answer
  • John and his family went out to eat at their favorite restaurant's the bill for the food was $65 and I left a 20% tip for the se
    14·2 answers
  • Can someone help me with this please?
    6·1 answer
  • if x degree, 2xdegree,3xdegree,4x degree,140 degree and 160 degree are the angles of a hexagon,find the sizes of unknown angles.
    15·2 answers
  • If f(x)=2^x find x if f(x)= 1/4
    8·1 answer
  • Solve the inequality 4y+3x-y&gt;-6x+12
    11·1 answer
  • 10. Given f(x) = 3x2 – 3x + 5 and g(x) = -7x + 4, find (f - g)(x).
    10·1 answer
  • This is the second page and i need to do the who page, again must include tables
    11·1 answer
  • HELP PLSSS I NEED THIS ASAP
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!