Answer:
<h2>1/243</h2>Step-by-step explanation:
(9)^-5/2
In order to get rid of the negative exponent, take the reprocal of 9/1
⇒()^5/2
⇒This is also the same thing but we’re are breaking it down.
⇒We are further breaking this down...
^ is technically the square root of a number.
=1
=243
I’m only 8 years old ;-;
The number of computers increased by 38.9%
Step-by-step explanation:
Number of computers at start of week = Old value = 18
Number of computers by end of week = New value = 25
Change = New value - Old value
Change = 25-18 = +7
The positive sign indicates the increase.
Increase percent =
Rounding off to nearest tenth
Increase percent = 38.9%
The number of computers increased by 38.9%
Keywords: difference, percentage
Learn more about percentages at:
#LearnwithBrainly
