Question

The length of two rods are measured as below (23.7 + 0.3) cm and (17.6 – 0.5) cm. If these rods are joined end to end, what will be the length of composite rod? 1) (41.3 0.8)cm 2) (40.2 + 0.4) cm 3) (39.7 + 0.8) cm 4) (41.3 + 0.2) cm​

Answer 1

Answer:

41.3 + 0.8

Explanation:

may be negative or may be positive, the error is always added, in addition or subtraction, irrespective of their sign conventions