=500.find_OAB. 34. Find the value of a and b a-6/77 1477

Find the value 16% of 500.

Find the value of x if 3x+45=34

Find the value of the following: 23xx(77+23)xx10

Find the value of (cos 56^@)/(sin 34^@) .

For an A.P, t_6=-10 and t_14=-34 . Find the value of t_10 .

If 3(cospi/6+isinpi/6) =a+ib, then find the values of a and b.

Find the value of frac(cos56^@)(sin34^@)

If a and b are rational numbers and (sqrt(11)-sqrt(7))/(sqrt(11) +sqrt(7))=a - b sqrt(77) . find the value of a and b.