Question

evaluate : (34)² - (33)²​

Answer 1

Answer:

Step-by-step explanation: 34^2-33^2

Apply (a+b)(a-b)=a^2-b^2

(34+33)(34-33)=67*1=67

Answer 2

Step-by-step explanation:

34×34=1156

33×33=1089

1156- 1089

Answer =67