Question 374128
a) {{{   2sin(x)*cos(x) = 3*sin(x)}}}
{{{2cos(x)=3}}}
{{{cos(x)=3/2}}}
No solution.
.
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b) {{{   1 - cos(x) =sqrt(3)}}}
{{{cos(x)=1-sqrt(3)}}}
{{{cos(x)=-0.7321}}}
{{{highlight(x=137.1)}}}degrees and {{{highlight(222.9)}}}degrees