Question

evaluate lim sin 7x / 2x
x-0

Answer 1

$lim \: \frac{ \sin(7x) }{2x}$
x->0

multiply 7x in numerator and denominator .
sin 7x/ 7x tends to 1 as x-->0
So ans= 7/2

Answer 2

Answer:

vi) the value of 3 1 _2 4=........