Answer:
what happened to you brooooooooo
I can use a chart by numbers them on the chart because I think 4 should be after the 3
A = √(15²-9²) = √(225-81) = √144 = 12
The equation has to (or be transformed to) contain one object in the left side and the other object at the right side multiplied by a constant, without an independent term.
Answer:
feldspar, because it has a higher number then gypsum and apatite, and it can be scratched by quartz because it has a lower number.
