Question

if 42 is the LCM of 3 and k find the value of k-3​

Answer 1

Answer:

k-3 = 11 ; not sure about it

Step-by-step explanation:

prime factorization of 42= 2×3×7

prime factorisation of 3= 3×1

then k must be = 7×2 =14

so k-3= 14-3= 11

I m really not sure about it !