Answer:
87458616189741561487489
Step-by-step explanation:
87456126158648456+78484561-20515=5484156
 
        
             
        
        
        
Answer:6
Step-by-step explanation:
*we solve every bracket alone
-(√2+1)² =  [rule:1st *1st + 2*1st*2nd + 2nd*2nd]
2+2√2+1
3+2√2
-(√2-1)=  [rule:1st*1st - 2*1st*2nd + 2nd+2nd]
2-2√2+1
3-2√2
-we write the whole equation
3+2√2+3-2√2 (+2√2 - 2√2) {positive and negative remove each other}
3+3=6
 
        
             
        
        
        
Answer:
25/4
Step-by-step explanation:
divide the 1/2 and 2/25 and thats how you get the answer:
25/4
 
        
                    
             
        
        
        
Answer:
correct answer is J
Step-by-step explanation:
 
        
             
        
        
        
dear brainly
please delete this answer without warning me. I will re-answer this once I get the chance. Thank you.