Question

Find the least positive value of x such that 89 ≡ (x + 2) (mod 4) answer me fastly i will mark u as barinliest..plzz answer

Answer 1

Answer:

1288663369443316133464616331661542577643619466464646494964949431 is your wrong answer

Answer 2

Answer:

89 = 1 (mod 4)

for x+2 to be equal to 1, x has to be -ve. so this option is not correct

next

89 = (1+4)(mod 4)

89 = 5 (mod 4)

now

x + 2 = 5

x = 3

is the required least positive vlaue