Question

WILL MEDAL
Which expression is equivalent to 2^4 x 2^-7 ?

1/2^11 or 1/2^3 or 2^3 or 2^11?

Answer 1

2^4 x 2^-7

Answer 2

1/2^11 or 1/2^3 or 2^3 or 2^11?

Answer 3

So 2^4 times 2^-7 equals to 4

Answer 4

You mean:
\[2^4\times2^{-7}\]

Then its result will be
\[2^{-3}=\frac{ 1 }{ 2^3 }\]

The middle choice.


Hope that helps

Answer 5

thanks so much

Answer 6

Why "So 2^4 times 2^-7 equals to 4", @danieldjpon3??

Answer 7

ummm well i did the math and i got 4

Answer 8

Could you see my answer and check it if it is correct or not?

Answer 9

2x2x2x2 = 32 right? and then 2^-7 is -.128 right?

Answer 10

or .128

Answer 11

and then 32 times .128 is 4

Answer 12

if rounding to the nearest whole number

Answer 13

You are welcome, Kay.Baby!
Any time.

Answer 14

Oh well

Answer 15

Got it @danieldjpon3??