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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? Could someone help me with these math problems? I can't figure them out. Solve the linear equation;
x+2y=15
y=-2x+0 9x-12y=-3
-12x+16y=4? Find a positive angle, less than 360 degrees, that is coterminal with a 1715 degree angle. Please show steps!!? Problem involving math induction! 1. Prove for every integer p, p^2 + 3p + 8 is even.? The silica content of magma greatly affects its viscosity. Magma with a high silica content has a?