Problem 2250. Given a number find two variables

Created by Reza Ahmadzadeh

Solve Later

If the input is x, find a and b from the following equation: x = a*2^b.

Hint: b is an integer while x and a are real numbers.

Solve

Solution Stats

114 Solutions
30 Solvers

Last Solution submitted on Nov 22, 2019

Last 200 Solutions

Problem Comments

3 Comments

3 Comments

William on 11 Apr 2014

The solutions to this equation are not unique. Based on the requirements given there is an entire solution space for each possibility. For example 1.024E4*2^-10 = 10 but that is not a valid answer. Basically there is a degree of freedom issue here.

bainhome on 23 Jun 2015

agree,solutions is way way more than one.

William on 14 Feb 2016

b=0. a=x.

Problem Recent Solvers30

Problem Tags

matlab

Problem 2250. Given a number find two variables

Solution Stats

Last 200 Solutions

Problem Comments

Problem Recent Solvers30

Suggested Problems

More from this Author11

Problem Tags

Problem 2250. Given a number find two variables

Solution Stats

Last 200 Solutions

Problem Comments

Problem Recent Solvers30

Suggested Problems

More from this Author11

Problem Tags

Players