Question:
Value of (99)² – (98)²?
(99)²-(98)² का मान?
Options:
- a) 197
- b) 197
- c) 201
- d) 199
- a) 197
- b) 197
- c) 201
- d) 199
correct answer : a)
Explanation:
(a²-b²)=(a+b)(a-b)=(99+98)(99-98)=197×1=197.
(99+98)(99-98)=197।
Question:
Value of (99)² – (98)²?
(99)²-(98)² का मान?
Options:
correct answer : a)
Explanation:
(a²-b²)=(a+b)(a-b)=(99+98)(99-98)=197×1=197.
(99+98)(99-98)=197।