Question

Write using exponents.

5 x 2 x 2 x 2 x 2

Answer 1

use the short-hand: count how many 2's are being multiplied, and put that number in the upper right of 2

Answer 2

people use this short-cut because it is easier to write.

Answer 3

okay

Answer 4

what do you get ?

Answer 5

there are 4 2's being multiplied.

Answer 6

so you write it as 2^4 or using the equation editor
\[ 2^4 \]

you are still multiplying by 5 in the original
5 x 2 x 2 x 2 x 2
so the answer is
\[ 5 \cdot 2^4\]

Answer 7

this way of writing is much faster when the problem is 2^10 or 2^20

Answer 8

thank you

Answer 9

yw