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
Paraphin [41]
3 years ago
12

The nth term of a sequence is n^2 + 20.

Mathematics
1 answer:
Olegator [25]3 years ago
3 0

Answer:

\large\boxed{a)\ 21,\ 24,\ 29}\\\boxed{b)\ \text{five terms}}

Step-by-step explanation:

a_n=n^2+20\\\\a)\\\\\text{Substitute}\ n=1,\ n=2\ \text{and}\ n=3\ \text{to the }\ a_n:\\\\a_1=1^2+20=1+20=21\\\\a_2=2^2+20=4+20=24\\\\a_3=3^2+20=9+20=29

b)\\\\\text{You have to solve the inequality:}\\\\n^2+20

You might be interested in
A car has a mass of 1,200 kg. what is it's acceleration when the engine exerts a force of 600 N ? (formula: F= ma)
tia_tia [17]

Answer:

In this case, the mass of the car and the force exerted on it are provided as information. Therefore, the acceleration of the car is 0.5 m s−2 when its engine exerts a force of 600 N

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
Please help me <br><br> dont take my points
oksian1 [2.3K]
1. √16 = 4
2. √2.25 = 1.5
3. 6^2 / 9 *2 = 8
4. 12-2 / 6+4 = 1
5. √16+9 = 5
6. 63 / 3^2 + |2| = 9
3 0
3 years ago
Read 2 more answers
HELP PLEASE it's my last one but I don't know how to do it..can somebody give me the answer and then explain how
xxTIMURxx [149]
Answer: 16,940 from interest.
Explanation: The cost of it is 28,000 and when you figure out what 5.5% of that is it will come to be 1,540. Next you multiply 1,540 by the 11 years so it would come to 16,940.
6 0
3 years ago
What is the solution to бn + 1 = 2n – 7
yawa3891 [41]

Answer:

n = -2

Step-by-step explanation:

6n = 2n-8

4n = -8

n = -2

8 0
3 years ago
Read 2 more answers
What are the unit rates? FOR ALL OF THEM.
kykrilka [37]
<span>Francios $19.48 per hour  Carissa $14 per hour  Garrick $19.04 per hour  Arianne $25.71 per hour</span>
7 0
3 years ago
Other questions:
  • Solve this system of equation:<br> 5x + 2y = -15<br> 2x - 2y =-6
    14·1 answer
  • Pablo wants to start a savings account and apply for a vehicle loan. He's not sure which bank he should open the savings
    14·2 answers
  • mark's computer weighs 35.769 pounds. what is the weight of his computer rounded to the nearest hundredth
    15·2 answers
  • How resources are used is determinated by peoples' <br> Choices<br> Retail costs<br> Regulations
    11·1 answer
  • 12 more than twice Jenny's score
    5·1 answer
  • What is the area of the rhombus
    9·1 answer
  • A coffee distributor needs to mix a(n) Kenya coffee blend that normally sells for $11.60 per pound with a Queen City coffee blen
    9·1 answer
  • How many real solutions does the equation x^2 + bx + 4 = 0 have if b &gt;0
    12·1 answer
  • The radius of a circle is 28 centimeters. Which measurement is closest to the circumference of the circle in centimeters?​
    11·1 answer
  • Patrick has some rocks. He decides to give them to a group of children. There are fewer than 10 children in the group. If he giv
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!