Question

7. In an A.P. it is given that a = 5, d = 3 and an = 50, then the value of 'n' is
a) 16
b) 18
c) 20
d) 15
8. The value of 'k' for which the numbers x, 2x + k, 3x + 6 are in A.P. is
b) 6
c) 5
d)4
a) 3​

Answer 1

Step-by-step explanation:

the answer for this question is given ij the above image.