Advertisements
Advertisements
Question
Multiply and write the answer in the simplest form.
`3sqrt8 xx sqrt5`
Advertisements
Solution
`3sqrt8 xx sqrt5`
`= 3 sqrt (4 xx 2) xx sqrt 5`
`=3xx2sqrt2xxsqrt5`
`= 6 sqrt 2 xx sqrt 5`
`= 6 sqrt 10`
APPEARS IN
RELATED QUESTIONS
Simplify.
`9 sqrt 5 - 4 sqrt 5 + sqrt 125`
Simplify.
`sqrt 7 - 3/5 sqrt 7 + 2 sqrt 7`
Multiply and write the answer in the simplest form.
`3 sqrt 12 xx sqrt 18`
Multiply and write the answer in the simplest form.
`3sqrt 12 xx 7 sqrt 15`
Divide and write the answer in simplest form.
`sqrt 125 ÷ sqrt 50`
Divide and write the answer in simplest form.
`sqrt 310 ÷ sqrt 5`
Simplify.
`4 sqrt 12 - sqrt 75 - 7 sqrt 48`
Simplify the following using addition and subtraction properties of surds:
`4root(3)(5) + 2root(3)(5) - 3root(3)(5)`
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:
`[sqrt(225/729) - sqrt(25/144)] ÷ sqrt(16/81)`
Which of the following statement is false?
`sqrt(27) + sqrt(12)` =
The length and breadth of a rectangular plot are 5 × 105 and 4 × 104 metres respectively. Its area is ______
