Answer:
Step-by-step explanation:
1-x²=-(x²-1)=-(x-1)(x+1)
L.C.M.=(x+1)(x-1)³
Answer:
28%
Step-by-step explanation:
There are 50 males in the survey. The first step is to put 14 over 50 then multiply both by 2.
14/50 14x2=28 50x2=100
28/100
That means the percent of boys who chose invisibility is 28%
Answer:
use quizlet
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given
See attachment for illustration
Required
Find x
To do this, we apply Pythagoras theorem.
From the attachment, the length of the hypotenuse is 16.7ft
While the length of the opposite/adjacent is 8.9ft
Length x is calculated using:



Take square roots

