Created on: 2011-12-20

A sample problem solved by Quickmath online math solver

finding solution to 2*x2+5*x-12 <= 0 inequality | the best way to cancel (0.0017*x^3-0.001*x^2+(-3.0186)*x+50)/100

Command

Solve

Equation
5*y^2-8*y = 2

  1. an equation LHS is equal to a sum that contains 2 terms. The 1st term of the sum is equal to a product containing 2 factors. The 1st factor of the product is equal to five. The 2nd factor of the product is a power. The base is y. The exponent is two. The 2nd term of the sum is a negative product comprising 2 factors. The 1st factor of the product is equal to eight. The 2nd factor of the product is y RHS is equal to two.
  2. five times y to the power two plus negative eight multiplied by y is two;
Variable
Result

Exact

Solution 1 ( real )
y = -(sqrt(26)-4)/5

  1. an equation LHS is equal to y RHS is equal to a rational expression: the top of the rational expression is a negative sum containing 2 terms. The 1st term of the sum is equal to square root of twenty six. The 2nd term of the sum is equal to negative four. The bottom of the rational expression is five.
  2. y is equal to negative opening bracket square root of twenty six plus negative four closing bracket fraction line five;
Solution 2 ( real )
y = (sqrt(26)+4)/5

  1. an equation Left side of the equation is y RHS is equal to a fraction: the numerator of the fraction is a sum that comprises 2 terms. The 1st term of the sum is square root of twenty six. The 2nd term of the sum is four. The denominator of the fraction is five.
  2. y is square root of twenty six plus four divided by five;


Approximate

Solution 1 ( real )
y = -.219804

  1. an equation Left side of the equation is equal to y Right side of the equation is negative zero point two one nine eight zero four.
  2. y is equal to negative zero point two one nine eight zero four;
Solution 2 ( real )
y = 1.8198

  1. an equation Left side of the equation is equal to y Right side of the equation is one point eight one nine eight.
  2. y is equal to one point eight one nine eight;