Question 1075695
{{{F}}}=({{{250cos(45)+130cos(-60)}}},{{{250sin(45)+130sin(-60)}}})
{{{F}}}=({{{A}}},{{{B}}})
{{{A=250cos(45)+130cos(-60)}}}
{{{B=250sin(45)+130sin(-60))}}}
Use a calculator to work out the values.
Then,
{{{abs(F)=sqrt(A^2+B^2)}}}
and
{{{theta=tan^(-1)(B/A)}}}