If you want to confirm that they are indeed the same, use a calculator to compare the values. One common mistake most students make when rationalizing fractions is to misplace the signs on the conjugate, for example is correct, while
If you want to confirm that they are indeed the same, use a calculator to compare the values. One common mistake most students make when rationalizing fractions is to misplace the signs on the conjugate, for example is correct, while