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Solve the triangle ABC given A=40degrees, b=110degree, b=25 round the angle to nearest degree and side to nearest two places? Let f(x)= 1-3x and g(x)=x-2 find; (f∘g)(-1)? Simplify completely: cos(-x)-sin(-x)tanX? Liquid octane, C8H18, completely combusts in excess oxygen? 2. Complete the proof of the exterior angle theorem. Given: 4 is an exterior angle of VABC.
Prove: m<1+m<2=m<4 PLEASE HELP WITH MATH?