Find the answer to the following equation without the use of a calculator, show all working...

Question

Question

Find the answer to the following equation without the use of a calculator, show all working out for each step.

(Q1) 7^-1 mod 40 = ?

Answer 1

Answer #1

mod uD Con Ciften as Ans -1 sO 7 014285 110.142 10 0-142857 mod uo 30 40 20 corite as toe 60 ..(0.00351 O.1428571urts 40 35 O

#if you have any doubt comment below..

Answer 2

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