Ten > Quadratic Equation

Asked by Basanta · 2 years ago

The sum of digits of a two-digit number is 7 and their product is 12.

1. If the digit in unit place be 'x' then write digit in tenth place in terms of x.
2. If the product of the digits be 12 then find the value of ‘x’.
3. Find the two-digit number.
4. By what percent this will be changed when the digits are reversed?