Answer:
x = –3, x = 1, x = 3.5, and x = 5
Step-by-step explanation:
d on edg
Answer:
(6x+3)(6x-3)
Step-by-step explanation:
I used FOIL
Multiply the first numbers 6x*6x=36x^2
The outer -18x
Inner 18x which the outer and the inner cross out
Last 3*-3=-9
36x^2 -9
( 4 / 5 )^-2 = ( 5 / 4 )^2 = 25 / 16 ;
Answer is 676,000 possible passwords
xxx##
There are 10 possibilities for each digit placed and 26 possibilities for each letter placed.
10x10x10x26x26 = 676,000