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How do I make a high frequency laser, like a femtosecond laser? F(x)=x2t3xt1 g(x)= 2x-3 find gof and fog? Is steam turbine a closed system? How to make a steam turbine? Any good links? Hte perimeter of a rectangular field is 340 yd the length is 30 yd longer than the width . Find the dimensions? Are mammals, animals?