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If x^2+y^2 = 6, and x+y=3, then what is x^3+y^3? White light is directed at difraction grating at angle normal to gratting.starting at norml to grating 0dgre the odr of red,gren,blue wil be? How to locate/take pictures of planets? 15.00g of Si reacts with 25.00g of F2 to produce 28.67g of SiF4. Which reactant is the limiting reagent? Find all of the actual roots of the polynomial: x^3 - 2x^2 + 5x + 26 = 0?