Factoring:
FOIL (first, outer, inner, last) method 
(a+b)(c+d) = 0
ac+ad+bc+bd = 0
Zeros:
(x+a)(x+b) = 0
x+a = 0, x= 0-a
x+b = 0, x= 0-b 
 
        
             
        
        
        
3, 9, 27, 81, 343, 729, … is a geometric sequence because each term is obtained by multiplying 3 to the preceding term.
        
                    
             
        
        
        
Answer:
U have selected the correct answer..... Option 3rd is the correct 
 
        
                    
             
        
        
        
Answer:
14•4°
step by step explanation:
ratio=1:2:3=6
angles in degree=150°
6/150°×360°(simplify)
6/5°×12°
=72°/5°
=14•4°
The largest angle=14•4°
Thanks hope it helps
 
        
             
        
        
        
 300 acres. because <span>multiply 60 by 5.</span>