WebFactoring Calculator. Enter the expression you want to factor in the editor. The Factoring Calculator transforms complex expressions into a product of simpler factors. It can factor expressions with polynomials involving any number of vaiables as well as more complex functions. Difference of Squares: a2 – b2 = (a + b)(a – b) a 2 – b 2 ... Web2024-09-09 4x的平方=81 求x等于多少 2; 2012-08-17 4x平方+5x=81 求x等于多少 3; 2011-07-14 4x的平方等于81 92; 2014-09-07 4x的平方＝81要详细的解题过程！ 9; 2013-09-15 4x …

Factor 81-4x^2 Mathway

WebAlgebra. Factor 4x^2-81. 4x2 − 81 4 x 2 - 81. Rewrite 4x2 4 x 2 as (2x)2 ( 2 x) 2. (2x)2 − 81 ( 2 x) 2 - 81. Rewrite 81 81 as 92 9 2. (2x)2 − 92 ( 2 x) 2 - 9 2. Since both terms are perfect squares, factor using the difference of squares formula, a2 −b2 = (a+b)(a−b) a 2 - b 2 = ( a + b) ( a - b) where a = 2x a = 2 x and b = 9 b = 9 ... Weby=x^2+1 (Graph Example), 4x+2=2(x+6) (Solve Example) Algebra Calculator is a calculator that gives step-by-step help on algebra problems. See More Examples » bowditch rule surveying

4x的平方-81等于0 - 雨露学习互助

WebOct 4, 2015 · You can use Real or Complex arithmetic methods to find: 4x^4+81 = (2x^2+6x+9)(2x^2-6x+9) Method 1 - Real arithmetic First note that 4x^4+81 has no linear factors with Real coefficients, since 4x^4+81 >= 81 > 0 for all x in RR. How about quadratic factors? Since there is only a term in x^4 and a constant term with positive sign, try the … WebIn algebra, a quadratic equation (from Latin quadratus 'square') is any equation that can be rearranged in standard form as where x represents an unknown value, and a, b, and c … Learn about linear equations using our free math solver with step-by-step solutions. Webx4=81 Four solutions were found : x = 3 x = -3 x= 0.0000 - 3.0000 i x= 0.0000 + 3.0000 i Rearrange: Rearrange the equation by subtracting what is to the right of the equal sign ... guitar producing sound