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
bogdanovich [222]
3 years ago
8

What is the sum of the first five terms in the series 7+12+17+..?

Mathematics
1 answer:
nirvana33 [79]3 years ago
3 0
7 + 12 + 17 + 22 + 27 = ( 7 + 27 ) + ( 12 + 22 ) + ( 34 / 2 ) = ( 34 / 1 ) + ( 34 / 1 ) + ( 34 / 2 ) = ( 68 / 2 ) + ( 68 / 2 ) + ( 34 / 2 ) = 170 / 2 = 85 .
You might be interested in
Identify whether the series summation of 16 open parentheses 5 close parentheses to the I minus 1 power from 1 to infinity is a
Svet_ta [14]
We are given with the function summation of 16*(5) ^(I-1) from 1 to infinity. As we assume in the calculator that infinity is equal to a very large number, the result that can be obtained is undefined. This means the number is very large. This is because the ratio (15) is large too. The series is divergent since the number in the infinite geometric series is ever increasing. Answer is B.
8 0
3 years ago
Read 2 more answers
The math teachers decided to throw a party. One teacher bought 7 cookies and 2 ice cream bars for $10.95. Another teacher bought
tatyana61 [14]

Answer:

0.95, 2.15

Step-by-step explanation:

cookie-x

ice bar-y

7x+2y=10.95 (*3)

4x+3y=10.25 (*2)

21x+6y=32.85

8x+6y=20.5

21x-8x=32.85-20.5=12.35

13x=12.35

x=0.95

2y=10.95-7*0.95=4.3

y=2.15

8 0
3 years ago
The question= find the percent of each number
RUDIKE [14]

Answer:

78 x 160 /100

= 124.8

12 x 325/100

= 39

Step-by-step explanation:

6 0
3 years ago
-What is the future value of a $1,000 annuity payment over five years if interest rates are 9 percent?
Flauer [41]

Answer:

9% = 450

10% = 500

8% = 400

Step-by-step explanation:

6 0
3 years ago
Find the height of a parallelogram with an area of 56 and a base of 20.
qaws [65]
The correct answer is 2.8
6 0
3 years ago
Other questions:
  • Write 5 pounds for $2.49 a unit rate round to the nearest hundredth
    10·1 answer
  • Huda made 8 matching bracelets. She used 128 beads in all. How many beads did she use per bracelet? 10 beads per bracelet 12 bea
    14·2 answers
  • What's 20/30 times 24/30?
    14·1 answer
  • Can someone help and tell me how to do this
    7·1 answer
  • A cell phone company offers two monthly plans.Subscribers to plan a pay a monthly fee of 15 and are charged 34 cents for every m
    7·1 answer
  • Can anyone please help with 2 and 3
    6·1 answer
  • How do I solve this
    12·1 answer
  • Tollowing:<br> a)<br> 3x + 4 = 9.5<br> 7 + 2x =<br> b)<br> = 5
    15·1 answer
  • Deck of 52 cards contains 5suits: hearts, clubs, diamonds, and spades. each suit consists of cards numbered 2 through 10, a jack
    5·1 answer
  • One of the objectives for this lesson is to find the length of a curve using the z score.
    10·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!