Write the first negative term of the sequence 20,`19(1)/(4),18(1)/(2),17(3)/(4)`…..

Which term of the sequence 20,19(1)/(4),18(1)/(2),17(3)/(4),... is the first negative term?

Write first three terms of the sequence a_n=(n-3)/(4) .

(i)Which term of the A.P. 4, 3(5)/(7), 3(3)/(7), ..... is the first negative term? (ii) Which term of the progression 20, 19(1)/(2), 18(1)/(2), 17(3)/(4),.... is the first negative term?

Which term of the sequence 20,19(1)/(4),18(1)/(2),17(3)/(4), is the first negative term?

Which term is negative for a sequence 19, 18(1)/(5), 17(2)/(5) ,….?

Which term of the sequence is the first negative 20;19((1)/(4));18((1)/(2));17((3)/(4))...

Write the first six terms of following sequence : a_(1)=4,a_(n+1)=2na_(n) .

The first negative term in the expansion of (1+x)^(3//4) is