Question

simplify (√5)-3 x (√2)-3 and express in positive exponent
s​

Answer 1

Answer:

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Step-by-step explanation:

(i)    (−4)  

5

÷(−4)  

8

=  

(−4)  

8

 

(−4)  

5

 

​  

=(−4)  

5−8

=(−4)  

−3

=  

(−4)  

3

 

1

​  

 

(ii)   (  

2  

3

 

1

​  

)  

2

=  

2  

3×2

 

1

​  

=  

2  

6

 

1

​  

 

(iii)   (−3)  

4

×(  

3

5

​  

)  

4

=(−1)  

4

×(3)  

4

×(  

3

5

​  

)  

4

=(−1)  

4

×5  

4

=5  

4

 

(iv)   (3  

−7

÷3  

−10

)×3  

−5

=(  

3  

−10

 

3  

−7

 

​  

)×(3)  

−5

=3  

−7+10

×3  

−5

 

=3  

3−5

 

=3  

−2

=  

3  

2

 

1

​  

 

(v)    2  

−3

×(−7)  

(−3)

=  

2  

3

 

1

​  

×  

(−7)  

3

 

1

​  

=(  

2×(−7)

1

​  

)  

3

 

=  

(−14)  

3

 

1

​