Question

the value of 99^2-98^2 is ​

Answer 1

Answer:

the answer is 197

Step-by-step explanation:

[99]^2=9801

[98]^2=9604

[99]^2-[98]^2=197

hope it helps

Answer 2

Answer:

197

Step-by-step explanation:

$99^{2} -98^{2} = (99-98)(99+98)$                       [we know that a²-b² =(a-b)(a+b)]

= 1×197= 197

∴ the value of 99²- 98² is 197