Question

If A = {2,5,6,8,9,10,13} and B = {5,7,11,12,14,18} find A ∆ B

Answer 1

Answer:

A weight of 450 gram produces an extension of 3.5 cm in elastic string, find

(a). How much weight is required to produce an extension 1.75 CM.

(b). How much extension will be produced by 9 kg weight.

Answer 2

Answer:

which type of questions are these? Sorry not understanding