In the given series, 1.5, 0.5, -0.5, -1.5, .... , -8.5 If nth term is -8.5, find n.
Question 4(v) Simplify: (2.5p−1.5q)2−(1.5p−2.5q)2
Question 109
Express 1.5×1062.5×10−4 in the standard form.