Question

Simplify 3 square root of 10 end root plus 7 square root of 15 end root minus 6 square root of 10 end root minus 4 square root of 15 . (1 point)

Grupo de opciones de respuesta

3 square root of 10 end root minus 3 square root of 15

3 square root of 15 end root minus 3 square root of 10

3 square root of 30 end root minus 3 square root of 20

3 square root of 20 end root minus 3 square root of 30

Answer 1

3 square root of 15 end root minus 3 square root of 10

3√15-3√10

Explanation:

Simplify 3 square root of 10 end root plus 7 square root of 15 end root minus 6 square root of 10 end root minus 4 square root of 15 .

It can be simplified as

3√10+7√15-6√10-4√15

choose like terms

3√10-6√10-4√15+7√15

-3√10+3√15

3√15-3√10

which can be translated as 3 square root of 15 end root minus 3 square root of 10