(Choose 1 answer)
\bigcap A
(See picture)
A. (i)
B. (ii)
C. (iv)
D. (iii)
ack\sqrt{Next}
E. None of the other choices is correct
Find differential of y=x^{2}cos~2x
(i) dy=2x(cos~2x-x~sin~2x)dx
(ii) dy=x(cos~2x-2x~sin~2x)d
(iii) dv=2x(cos~2x+x~sin~2x)dx
(iv) dy=x(2~cos~2x-x~sin~2x)dx
): 43
