Question

pls tell the answer guyzz... (2^5÷2^8)÷2^-7 ...pls solve ​

Answer 1

Answer:

$.$

Step-by-step explanation:

Use a

m

÷a

n

=(a)

m−n

and a

m

×a

n

=a

m+n

and a

−m

=

a

m

1

∴(2

5

+2

8

)×(2)

−7

=(2)

5−8

×(2)

−7

=(2)

−3

×(2)

−7

Answer 2

Step-by-step explanation:

$(2 ^{5} \div 2 ^{8} ) \div (2 ^{ - 7} ) \\ = (2 ^{5 - 8} ) \div {2}^{ - 7 } \\ = {2}^{ - 3} \div {2}^{ - 7 } \\ = {2}^{ - 3 - ( - 7) } \\ = {2}^{4}$

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