Math, asked by sailedramesh007, 9 months ago

The third term of an A.P is 7 and thes eventh term

exceeds three times the third term by 2.Find the first term,

the common difference and the sum of first 20 terms.

Answers

Answered by VPER5549

1

Answer:

d=4

a=-1

sum of 20 terms =740

Previous Question

Next Question

Similar questions

Math, 4 months ago

(b) 3 o'clock and quarter to 4...

Political Science, 4 months ago

'नवसाक्षर ' शब्द से क्या तात्पर्य है? nhi ata to mat likhnaaa...

English, 4 months ago

what time of day is it when the moon sinks Over The Horizon ?

Social Sciences, 9 months ago

who wrote prithviraj raso ?what does it tells ...

Science, 9 months ago

Question 9. A group of similar cells combine to form (a) tissue (b) organ (c) organisms (d) organelles...

Math, 1 year ago

Observe the pattern and write the next line...

Math, 1 year ago

If a, B are zeroes of the quadratic polynomial p(x) = kx2 + x - 6 such that a+ B2 = 25, find the value of k.

English, 1 year ago

Is this sentence right or there is some mistake in tense : I a student of tour school has lost a pen and is seeking for some help.