M is the sum of a and its reciprocal
The reciprocal of a variable is 1 divided by the variable
1/a
The sum of a and its reciprocal means we add:
a + 1/a
The phrase is means an equation, so we set M equal to the sum of a + 1/a:
M = 1 + 1/a
The reciprocal of a variable is 1 divided by the variable
1/a
The sum of a and its reciprocal means we add:
a + 1/a
The phrase is means an equation, so we set M equal to the sum of a + 1/a:
M = 1 + 1/a