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Created on: 2011-12-13

A sample problem solved by Quickmath algebra calculator

Command

Solve

Equation
5/3*x^2+20*x = 100

  1. an equation LHS is equal to a sum that contains 2 terms. The first term of the sum is a product that consists of 2 factors. The first factor of the product is a rational expression: the numerator of the rational expression is five. The denominator of the rational expression is three. The second factor of the product is equal to a power. The base is x. The exponent is two. The second term of the sum is equal to a product containing 2 factors. The first factor of the product is equal to twenty. The second factor of the product is equal to x RHS is one hundred.
  2. five divided by three multiplied by x to the power two plus twenty multiplied by x is equal to one hundred;
Variable
Result

Exact

Solution 1 ( real )
x = -4*sqrt(6)-6

  1. an equation Left side of the equation is x RHS is equal to a sum containing 2 terms; the first term of the sum is a product that contains 2 factors; the first factor of the product is equal to negative four; the second factor of the product is square root of six; the second term of the sum is negative six;
  2. x is equal to negative four times square root of six plus negative six;
Solution 2 ( real )
x = 4*sqrt(6)-6

  1. an equation Left side of the equation is x Right side of the equation is equal to a sum of 2 terms. The first term of the sum is equal to a product that consists of 2 factors. The first factor of the product is equal to four. The second factor of the product is square root of six. The second term of the sum is negative six.
  2. x is equal to four multiplied by square root of six plus negative six.


Approximate

Solution 1 ( real )
x = -15.798

  1. an equation Left side of the equation is equal to x Right side of the equation is negative fifteen point seven tenth, nine hundredth and eight ten hundredth.
  2. x is negative fifteen point seven nine eight;
Solution 2 ( real )
x = 3.79796

  1. an equation LHS is equal to x Right side of the equation is equal to three point seven nine seven nine six;
  2. x is three point seven tenth, nine hundredth, seven ten hundredth, nine thousandth and six ten thousandth;