Advertisements
Advertisements
Question
Simplify.
`9 sqrt 5 - 4 sqrt 5 + sqrt 125`
Advertisements
Solution
`9 sqrt 5 - 4 sqrt 5 + sqrt 125`
`= 5 sqrt 5 + sqrt (25 xx 5)`
`= 5sqrt 5 + 5 sqrt 5`
`= 10 sqrt 5`
APPEARS IN
RELATED QUESTIONS
Simplify.
`5 sqrt 3 + 8 sqrt 3`
Simplify.
`sqrt 7 - 3/5 sqrt 7 + 2 sqrt 7`
Multiply and write the answer in the simplest form.
`3sqrt 12 xx 7 sqrt 15`
Multiply and write the answer in the simplest form.
`5 sqrt 8 xx 2 sqrt 8`
Divide and write the answer in simplest form.
`sqrt98 ÷ sqrt 2`
Divide and write the answer in simplest form.
`sqrt 54 ÷ sqrt 27`
Divide and write the answer in simplest form.
`sqrt 310 ÷ sqrt 5`
Simplify.
`sqrt 216 - 5 sqrt 6 +sqrt 294 -3/sqrt6`
Simplify the following using addition and subtraction properties of surds:
`5sqrt(3) + 18sqrt(3) - 2sqrt(3)`
Simplify the following using addition and subtraction properties of surds:
`3sqrt(75) + 5sqrt(48) - sqrt(243)`
Simplify the following using addition and subtraction properties of surds:
`5root(3)(40) + 2root(3)(625) - 3root(3)(320)`
Simplify the following using multiplication and division properties of surds:
`sqrt(3) xx sqrt(5) xx sqrt(2)`
Simplify the following using multiplication and division properties of surds:
`sqrt(35) ÷ sqrt(7)`
Simplify the following using multiplication and division properties of surds:
`root(3)(27) xx root(3)(8) xx root(3)(125)`
`4sqrt(7) xx 2sqrt(3)` =
`(0.000729)^((-3)/4) xx (0.09)^((-3)/4)` = ______
