What is the chemical formula for carbon dioxide

Let f(x) = x4- 8x2 . find the relativeextrema of this function using the second derivative test.

Which is the best predictor of the radioactive nature of an isotope? o the proton-to-electron ratio the neutron-to-proton ratio o the neutron-to-electron ratio the electron-to-proton ratio

Which one of the following research methods can show cause and effect