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tino4ka555 [31]
3 years ago
8

It is given that -7, h, k, 20,... are the first 4 terms of an arithmetic progression.

Mathematics
1 answer:
dexar [7]3 years ago
6 0

Answer:

the answer should be B

Step-by-step explanation:

the first part is basically finding the difference between the terms, as we know that d=T2-T1

so by comparing the T2-T1 and T3-T2 we can find the difference with the two variables h and k

afterwards do the same with T4-T3 and T3-T2, comparing them and you will get another equation

now that you have two equations, you can do simultaneous equation to get the answers

hope i helped :D

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Kipish [7]

Answer: 12

pls thank  me and branliet

Step-by-step explanation:

7 0
3 years ago
The monthly salary of Mr. Sachdev gets increased by 5%, thereby his salary becomes Rs. 15,120 per annum, His earlier monthly sal
Elan Coil [88]
1. x = 15120/12 = 1260 (monthly salary)
2. 1200 x 0.05 = 60 (raise)
Check: 1200+60=1260
6 0
3 years ago
A magazine provided results from a poll of 1000 adults who were asked to identify their favorite pie. Among the 1000 ​responde
likoan [24]

The completion of the tabs are:

  • The value of \bar p is the sample proportion.
  • The value of  \bar q is found by evaluating 1-\=p
  • The value of n is the sample size.
  • The value of E is the margin of error.
  • The value of p is the population proportion.
  • α = 0.05.

<h3>What is the margin of error.?</h3>

You may calculate how many percentage points your findings will deviate from the actual population figure by using something called a margin of error.

In conclusion

  • The worth of p^ is the fraction of the sample.
  • The worth of p^ is discovered by assessing
  • The sample size is given by the number n.
  • The margin of error is expressed as E's value.
  • The population percentage is represented by the value of p.
  • α = 0.05.

In conclusion,

Read more about the margin of error.

brainly.com/question/10501147

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7 0
2 years ago
Write an equation for the line shown on the graph.
musickatia [10]

Answer:

y = \frac{2}{3}x + 1

Step-by-step explanation:

Starting from the y-intercept of [0, 1], we do \frac{rise}{run}by either moving two blocks <em>south</em><em> </em>over three blocks <em>west</em><em> </em>or two blocks <em>north</em><em> </em>over three blocks <em>east</em><em> </em>[<em>west</em> and <em>south</em> are negatives].

* If you take a very good look at this answer, you will see that you do not have this as an answer choice.

I am joyous to assist you anytime.

7 0
3 years ago
What is, “Twenty more than three times a number is 32?”
Novay_Z [31]

Answer:

if your writiing it out then it's 3x + 20 = 32

5 0
4 years ago
Read 2 more answers
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