" The number log,"7" is "

The number log_2 7 is :

The number log_(2)7 is :

The number log_(2) 7 is

The number log _(2)7 is (1990,2M) an integer (b) a rational number an irrational number (d) a prime number

The number (log)_2 7 is (1990, 2M) (a) an integer (b) a rational number (c) an irrational number (d) a prime number

The number (log)_2 7 is (1990, 2M) ,a) an integer (b) a rational number ,c) an irrational number (d) a prime number

The number log _(2)(7) is

Show that the number log _(2)(7) is an irrational number