A. Ē = -VV if V(r, p, z) = 10z sin o B. Divergence ủ ifů = (r cos² 0)f = (r cos 0 sin 0)êê + 3r@ C. Curl A at point (3,,2) if Ā = 3r²z?f + 5r sin ø@ + 4z³rî

if teddy's height triples it will be greater than sam's height same is 270 cm what is the height for teddy

Sum of the present ages of two friends are 23 years, five years ago the product of their ages was 42. Find their ages 5 years hence.

A bus travels 180 miles in 3 hours, how far does the bus travel in hourly? How far can the bus go in 9 hours?