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Created on: 2012-04-16

A sample problem solved by Quickmath web algebra solver

Command

Expand

Expression

(0.2-4*x)^4*(0.15-3*x)^3*(5.4*10^-6)

  1. A product that comprises 3 factors; the first factor of the product is equal to a power; the base is a sum containing 2 terms; the first term of the sum is zero point and two tenth; the second term of the sum is equal to a negative product that consists of 2 factors; the first factor of the product is four; the second factor of the product is x; the exponent is four; the second factor of the product is equal to a power; the base is a sum that consists of 2 terms; the first term of the sum is zero point one tenth and five hundredth; the second term of the sum is a negative product of 2 factors; the first factor of the product is equal to three; the second factor of the product is equal to x; the exponent is three; the third factor of the product is equal to a product consisting of 2 factors; the first factor of the product is equal to five point and four tenth; the second factor of the product is equal to a power; the base is ten; the exponent is negative six;
  2. open brace zero point and two tenth plus negative four times x close brace raised to the power four times open brace zero point one five plus negative three times x close brace raised to the power of three multiplied by open bracket five point four multiplied by ten raised to the power negative six close bracket;

Result

-.0373248*x^7+.0130637*x^6-.00195955*x^5+1.63296e-4*x^4-8.1648e-6*x^3+2.44944e-7*x^2-4.0824e-9*x+2.916e-11

  1. A sum of 13 terms; the first term of the sum is equal to a product that consists of 2 factors; the first factor of the product is negative zero point three hundredth, seven ten hundredth, three thousandth, two ten thousandth, four hundred thousandth and eight millionth; the second factor of the product is equal to a power; the base is x; the exponent is seven; the second term of the sum is equal to a product comprising 2 factors; the first factor of the product is equal to zero point zero one three zero six three seven; the second factor of the product is a power; the base is x; the exponent is six; the third term of the sum is a negative product that consists of 2 factors; the first factor of the product is zero point one ten hundredth, nine thousandth, five ten thousandth, nine hundred thousandth, five millionth and five ten millionth; the second factor of the product is equal to a power; the base is x; the exponent is five; the four term of the sum is equal to 1.63296e; the five term of the sum is a negative product comprising 2 factors; the first factor of the product is equal to four; the second factor of the product is equal to a power; the base is x; the exponent is four; the six term of the sum is equal to negative 8.1648e; the seven term of the sum is a negative product consisting of 2 factors; the first factor of the product is equal to six; the second factor of the product is equal to a power; the base is x; the exponent is three; the eight term of the sum is 2.44944e; the nine term of the sum is equal to a negative product that contains 2 factors; the first factor of the product is equal to seven; the second factor of the product is a power; the base is x; the exponent is two; the ten term of the sum is negative 4.0824e; the eleven term of the sum is equal to a negative product consisting of 2 factors; the first factor of the product is nine; the second factor of the product is equal to x; the twelfth term of the sum is equal to 2.916e; the thirteen term of the sum is negative eleven;
  2. negative zero point three hundredth, seven ten hundredth, three thousandth, two ten thousandth, four hundred thousandth and eight millionth multiplied by x raised to the power seven plus zero point one hundredth, three ten hundredth, six ten thousandth, three hundred thousandth and seven millionth multiplied by x raised to the power six plus negative zero point zero zero one nine five nine five five multiplied by x to the power five plus 1.63296e plus negative four times x to the power four plus negative 8.1648e plus negative six times x raised to the power of three plus 2.44944e plus negative seven times x raised to the power two plus negative 4.0824e plus negative nine multiplied by x plus 2.916e plus negative eleven;