Question

Rationalize the numerator of the expression. Then simplify your answer.
(√7 – 3)/5. my answer is incorrect. i have -2/5(√7+3)

Answer 1

√7 – 3) * √7 + 3) = 7 - 9 = -2

also multiply 5 by (√7 + 3):

(√7 – 3)/5 = -2 / 5(√7 + 3)

- looks like you are right

Answer 2

it said i was wrong though. should i distribute the 5? because it says to simplify.

Answer 3

\[\sqrt{7-3}\over5 \]???

Answer 4

2/5

Answer 5

yea - could be - sqrt refers to (7-3)

Answer 6

its just √7-3, the √is only above the 7.

Answer 7

Never mind

Answer 8

the question as you typed it is a bit odd - can you check the original?

Answer 9

(√7-3)/(5)