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Simplifying 3x + -9x2 = 10 Solving 3x + -9x2 = 10 Solving for variable 'x'. Reorder the terms: -10 + 3x + -9x2 = 10 + -10 Combine like terms: 10 + -10 = 0 -10 + 3x + -9x2 = 0 Begin completing the square. Divide all terms by -9 the coefficient of the squared term: Divide each side by '-9'. 1.111111111 + -0.3333333333x + x2 = 0 Move the constant term to the right: Add '-1.111111111' to each side of the equation. 1.111111111 + -0.3333333333x + -1.111111111 + x2 = 0 + -1.111111111 Reorder the terms: 1.111111111 + -1.111111111 + -0.3333333333x + x2 = 0 + -1.111111111 Combine like terms: 1.111111111 + -1.111111111 = 0.000000000 0.000000000 + -0.3333333333x + x2 = 0 + -1.111111111 -0.3333333333x + x2 = 0 + -1.111111111 Combine like terms: 0 + -1.111111111 = -1.111111111 -0.3333333333x + x2 = -1.111111111 The x term is -0.3333333333x. Take half its coefficient (-0.1666666667). Square it (0.02777777779) and add it to both sides. Add '0.02777777779' to each side of the equation. -0.3333333333x + 0.02777777779 + x2 = -1.111111111 + 0.02777777779 Reorder the terms: 0.02777777779 + -0.3333333333x + x2 = -1.111111111 + 0.02777777779 Combine like terms: -1.111111111 + 0.02777777779 = -1.08333333321 0.02777777779 + -0.3333333333x + x2 = -1.08333333321 Factor a perfect square on the left side: (x + -0.1666666667)(x + -0.1666666667) = -1.08333333321 Can't calculate square root of the right side. The solution to this equation could not be determined.
| h(x)=1/x | | Xsquared=4000 | | 20u^2-88u+32=0 | | 1=2x+4d-d+7i | | x^3-4x=21 | | log[4](36)+log[4](2x+3)=log[4](8x-14) | | 2log[4](6)+log[4](2x+3)=log[4](8x-14) | | (2x+1)(2x+3)=99 | | 0=2u-20 | | 5x/6=11/4=17/3 | | 6x^2-12x-x=0 | | 6=3n/5 | | 9=3(v+2) | | (6-i)-(9+7i)= | | 34=2w+10 | | f(15)=2.479g | | f(10)=2.479g | | 10=2(m+2) | | 3-2-210=n | | 3-2-n=210 | | 11y^2-52y+46=0 | | 3(v+1)=9 | | 3-2-210=210 | | (8/4v-24)-1=2/v-6 | | (8/4v-24)-1=(2/v-6) | | 2(v+1)=8 | | f(5)=2.479(5) | | 3-2+n-210=210 | | f(5)=2.479g | | 3-2+210-n=210 | | 10(g)=2.479g | | 2-3+n=210 |