Asked by chris
simplify
4 square root3 *5 square root 2 * 6 square root 12
4 square root3 *5 square root 2 * 6 square root 12
Answers
Answered by
Reiny
4√3(5√2)(6√12)
= 120√72
= 120(√36)(√2)
= 720√2
= 120√72
= 120(√36)(√2)
= 720√2
Answered by
brown
i have another like that can you help with that one as well
Answered by
Reiny
sure.
Did you follow my steps?
do the same thing with the other one you have,
type the original question and your answer so I can see what you did.
Did you follow my steps?
do the same thing with the other one you have,
type the original question and your answer so I can see what you did.
Answered by
brown
4 square root 63 - 3 square root 28
Answered by
brown
i don't get this one
Answered by
Reiny
remember you can only add or subtract "like" radicals.
The first one was multiplication which is much more straightforward.
4√63 - 3√28
= 4(√9)(√7) - 3(√4)(√7)
= 12√7 - 6√7
= 6√7
The first one was multiplication which is much more straightforward.
4√63 - 3√28
= 4(√9)(√7) - 3(√4)(√7)
= 12√7 - 6√7
= 6√7