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Two words that have to do with math, but the vowels have been removed, XDNNTL and R, Let's see who can solve them, these are for my daughter? Do you use periscope? ASML is quoted wrong : is 159 and not 195 € !? How do i find theoretical voltages of Ag/Mg, Ag/Cu, Ag/Zn, Ag/Pb and Cu/Mg, Cu/Ag, Cu/Zn, Cu/Pb? I need help with 2 unusual factoring problems. Problem 1: 4x^4+32x^3+47x^2-8x-12
Problem 2: x^6 - x^4 - x^2 + 1?