What is the reciprocal of -1/7?
What is the reciprocal of -1/7?
A number is one more than its reciprocal. Find the sum of the fourth power of the number and the fourth power of the reciprocal.
The sum of the reciprocals of 2 consecutive integers is 9/20. Find the numbers.
18x7 Divided by 2x7y4 y4 ...