Question

plzz help me my exam is tomorrow morning and need the answer of this urgent plzzzz
Use suitable methods not direct answer .....

iF anyone give fake answer then I will report that person and determine the account of that person ....

Answer 1

that will be of a (2)-b (2) ook very easy solve this. the answer is
(45+41)(45-41)
86×4
344

Answer 2

Consider the identity a²-b² = (a-b)*(a+b)

Here a= 45 and b=41

⇒ 45²-41² = (45-41)*(45+41)

                = 4* 86

               =344