Answer:
x1 = 2 -
x2= 2 +
Step-by-step explanation:
x/4 + 6 = 7 + 1/4x
(x^2 - 1)/4x = 1
x^2 - 1 = 4x
x^2 - 4x -1 = 0
x= (4+
)/2 = 2 -
x= 2 +
Explanation is in the file
tinyurl.com/wpazsebu
Answer:
Step-by-step explanation:
X^2-10x-8=0
Solve simultaneously
Answer:

Step-by-step explanation:
From the question we are told that:
Sample size 
Mean 
Standard deviation
Significance Level 
From table
Critical Value of 
Generally the equation for momentum is mathematically given by



