Question

Find the 20th term of the following?

a) –8, –7

1

/3, –6

2

/3 ,……

b) 2, 1

/2 ,–1,…………

c) –105, –100,–95……….

d) √5,2 √5, 3√5 …………​

Answer 1

Answer:

(6) -15,-15,-15,... The given sequence is an A.P.. Common difference = Second term − First term = (−15) − (−15) = 0 (7) 3, 3+√2, 3 +2√2 ...