Practice problem
After rationalizing the denominator, what will the expression 5−10+10 \dfrac{5}{-10+\sqrt{10}}\;−10+105 be?
10−109 \dfrac{10-\sqrt{10}}{9}\;910−10
−10−1018 \dfrac{-10-\sqrt{10}}{18}\;18−10−10
10−1090 \dfrac{10-\sqrt{10}}{90}\;9010−10
−10−1090 \dfrac{-10-\sqrt{10}}{90}\;90−10−10
Type a concept, like “slope” or “photosynthesis”.