10x^2-6x^2 = 4x^2
-64-36 = 100
4x^2 -100 = 0
(2x -10)(2x+10)
X = 2/10 and x = - 2/10
Answer:(c)
Step-by-step explanation:
Given
The initial value of Adam's model is 
the value increases exponentially with the rate of 
Time period 
Final amount 
Exponential growth is given by

Putting values


Option (c) is correct
Answer:
25 inches
Step-by-step explanation:
To find the difference you need to substract one from another
110-85=25 inches
Answer:
27:8
Step-by-step explanation:
189/56 = 27/8