C
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-2 + 7=8 what is c in this equation

Which statement most accurately describe why the division property of exponents does not apply to the expression (-8)^2/(-3)^4

Which is the focus of a parabola with equation y2=4x

The weight of a radioactive isotope was 96 grams at the start of an experiment. after one hour, the weight of the isotope was half of its initial weight. after two hours, the weight of the isotope was half of its weight the previous hour. if this pattern continues, which of the following graphs represents the weight of the radioactive isotope over time? a. graph w b. graph x c. graph y d. graph z