In this question how do you know when to add or subtract?? Simplify
Is the answer C or D?? Thank you
100^12/100^8 = 100^12-8 = 100^?
When you move the 100^8 from the denominator to the numerator, you change the sign of the exponent and 12-8 = 4.posted by DrBob222
Thank you😳posted by penny
DO you now understand?posted by Hamburger Helper