Can someone help me out please??​

Is a positive integer raised to a negative power always positive

X+y=-4 x-y=2 use elimination with adding and subtraction

Your best friend told you that last week scientists disco y that las vegas is responsible for abrupt climate changes. which do you think is best way to research that recent discovery? an encyclopedia usgs internet site a book in the library your best friend’s parents for your ! ❤️