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7^(x+1) + 7^x + 7^(x-1) = 399, what is x? How many 2 cubic ft. bags of mulch to fill a space that is 30 ft. x 16 ft. x 3 in's deep? Find all of the actual roots of the polynomial: x^3 - 2x^2 + 5x + 26 = 0? 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? A constant current of 1A flow in circuit over period of 5s.total charge flowing through circuit over this duration will be.
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