Ask question

Ask question

All categories

3 years ago

13

The sum of the first terms of an AP is 520. If the 7th term is double of the 3rd term. Calculate the first term, common differen

ce and sum of 20 terms

1 answer:

Sever21 [200]3 years ago

7 0

Answer:

hope it's help

Step-by-step explanation:

mark me as brainliest pls.

hi CO-ARMY

You might be interested in

Zero is used as a mark for positive and negative values in the real world, including elevation, money, and temperature. Choose A

aleksandrvk [35]

Answer:

D: 57 feet below sea level

7 0

3 years ago

PLEASE HELP!!!!!! ASAP!!!!!!!!!! THANK YOU!!!!!!!!!!!!!

sergejj [24]

Answer:

I am so sorry. I cannot help you because I cannot see the pictures.

Step-by-step explanation:

5 0

3 years ago

Prove that the value of the expression:5^18–25^8 is divisible by 120

Readme [11.4K]

Answer:

it is.

Step-by-step explanation:

I did 5^18-25^8 and got 3.662 and i divided by 120 and got 3.051. so yes, it is divisible by 120.

4 0

3 years ago

Dvinal [7]

Answer:

1. y > −2 AND y < 2

Step-by-step explanation:

6 − 5y > −4 AND 7y + 20 > 6

-6 - 6 - 20 - 20

_________ _________

−5y > −10 AND 7y > −14

y < 2 AND y > −2

*Whenever you multiply\divide by a negative, you reverse the inequality symbol.

I am joyous to assist you anytime.

6 0

3 years ago

nevsk [136]

Answer:

25.

Step-by-step explanation:

6 0

4 years ago