Question

MEDAL AND FAN

Part A: Use the properties of exponents to explain why 18 to the power of 1/5 is called the fifth root of 18. (5 points)

Part B: The length of a rectangle is 2 units and its width is (square root symbol) 2 unit. Is the area of the rectangle rational or irrational? Justify your answer. (5 points)

Answer 1

@TheTestSubject

Answer 2

@tHe_FiZiCx99

Answer 3

@jenniferjuice

Answer 4

@blahhedup101

Answer 5

@ganeshie8 help?

Answer 6

Part 1: http://mathforum.org/library/drmath/view/58068.html

Answer 7

Try using a proof by contradiction to prove that \[2\sqrt{2}\]is either irrational or rational. Assume it is rational and try to show a contradiction.

Protip: A rational number can be represented by \[a/b\] where a over b is in the lowest possible terms and a and b are integers.

Answer 8

This may be overkill; what class is this for?

Answer 9

Algebra One. :(