Question

Q.1: Write first four terms of the A.P. when the first term a and the common difference d are given as follows:

(i) a = 10, d = 10
(ii) a = -2, d = 0
(iii) a = 4, d = – 3

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Answer 1

Step-by-step explanation:

by using formula

an= a+(n-1)d

here a= first term / number

d = common number

n= denotes number of term in AP

1 ) a= 10 ,a2 = 20 ,a3= 30 ,a4= 40

2) a= -2, a2= -2, a3= -2 ,a4= -2

3) a=4, a2= 1 a3= -2 ,a3= -5

Answer 2

Answer:

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Step-by-step explanation:

by using formula

an= a+(n-1)d

here a= first term / number

d = common number

n= denotes number of term in AP

1 ) a= 10 ,a2 = 20 ,a3= 30 ,a4= 40

2) a= -2, a2= -2, a3= -2 ,a4= -2

3) a=4, a2= 1 a3= -2 ,a3= -5