Question

7½ . 8½ in simplified form is _


Don't give silly answer else you will get report​

Answer 1

Answer:

4

Step-by-step explanation:

One of the laws of indices states:

x

m

n

=

n

√

(

x

m

)

=

(

n

√

x

)

m

Therefore

8

2

3

can be written as

3

√

(

8

2

)

or

(

3

√

8

)

2

I prefer to use the second form because it uses smaller numbers - the root is found first and then that is squared.

3

√

8

=

2

and

2

2

=

4

So:

(

3

√

8

)

2

=

2

2

=

4

Answer 2

$\sqrt[2]14$

Step-by-step explanation:

7½ × 8½ is nothing but 7² × 8²

For step by step Explanation, Refer the attachment