The second, fourth and sixth terms of an Arithmetic Progression (AP.) are x - 1, x + 1 and 7 respectively. Find the:
(a) common difference;
(b) first term;
(c) value of x.




The second, fourth and sixth terms of an Arithmetic Progression (AP.) are x - 1, x + 1 and 7 respectively. Find the:
(a) common difference;~(b) first term;
(c) value of x.




The second, fourth and sixth terms of an Arithmetic Progression (AP.) are x - 1, x + 1 and 7 respectively. Find the:
(a) common difference;
(b) first term;
(c) value of x.~(c) value of x.




The second, fourth and sixth terms of an Arithmetic Progression (AP.) are x - 1, x + 1 and 7 respectively. Find the:
(a) common difference;
(b) first term;
(c) value of x.