Question

if a=( 1,2,3 )and phi =( ) find a intersection of phi ​

Answer 1

Answer:

B intersection phi is phi itself as there is no common ... 1/a + 1/b+1/c=4 and 1/2ab + 1/2bc + 1/2ca=2 then find ... What is the value of k, if (a+b)/c=(b+c)/a=(c+a)/b=k