Answer:
1/16
Step-by-step explanation:
We know that a^b / a^c = a^(b-c)
4^6/4^8
4^(6-8)
4^-2
We know that a^-b = 1/a^b
1/4^2
1/16
Answer:
Step-by-step explanation:
y= 2x+4.
-x- 5y=2x+4
-2x+y=4
-3x-5y
Answer:
<u>-1=5.3</u>
<u />
<em>not sure if this is right; it should be though</em>
<em></em>
Step-by-step explanation:
2.1(0) - (1+2(0))= 5.3
-(1)=5.3
-1=5.3
Answer:
B
Step-by-step explanation:
Answer:
25
Step-by-step explanation:
The number that needs to be added is the square of half the x-coefficient:
(-10/2)^2 = 25
_____
Adding that gives ...
(x -5)^2 = 32
x = 5 ± 4√2
