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Solve Using the Quadratic Formula x^2-4=0. Step 1. Use the quadratic formula to find the solutions. Step 2. Substitute the values , , and into the quadratic formula and solve for . Step 3. Simplify. ... Step 3.1.4. Rewrite as . Step 3.1.5. Pull terms out from under the radical, assuming positive real numbers. Step 3.2. Multiply by . Step 3.3 ...
x^{2}-x-6=0 -x+3\gt 2x+1 ; line\:(1,\:2),\:(3,\:1) f(x)=x^3 ; prove\:\tan^2(x)-\sin^2(x)=\tan^2(x)\sin^2(x) \frac{d}{dx}(\frac{3x+9}{2-x}) (\sin^2(\theta))' \sin(120)
x=\frac{0±\sqrt{0^{2}-4\left(-4\right)}}{2} This equation is in standard form: ax^{2}+bx+c=0. Substitute 1 for a, 0 for b, and -4 for c in the quadratic formula, \frac{-b±\sqrt{b^{2}-4ac}}{2a}.
Solve for x x^2-x-4=0. Step 1. Use the quadratic formula to find the solutions. Step 2. Substitute the values , , and into the quadratic formula and solve for . Step 3. Simplify. ... Step 3.2. Multiply by . Step 4. The final answer is the combination of both solutions. Step 5. The result can be shown in multiple forms. Exact Form:
Online math solver with free step by step solutions to algebra, calculus, and other math problems. Get help on the web or with our math app.
This online calculator is a quadratic equation solver that will solve a second-order polynomial equation such as ax 2 + bx + c = 0 for x, where a ≠ 0, using the quadratic formula. The calculator solution will show work using the quadratic formula to solve the entered equation for real and complex roots.
Solve an equation, inequality or a system. Example: 2x-1=y,2y+3=x. 1: 2: 3: 4: 5: 6: 7: 8: 9: 0., < > ≤: ≥ ^ √: ⬅: : F _ ÷ | (* / ⌫ A: ↻: x: y = +-G
x=\frac{0±\sqrt{0^{2}-4\times 4}}{2} This equation is in standard form: ax^{2}+bx+c=0. Substitute 1 for a, 0 for b, and 4 for c in the quadratic formula, \frac{-b±\sqrt{b^{2}-4ac}}{2a}.
0., < > ≤: ≥ ^ √: ⬅: : F _ ÷ | (* / ⌫ A: ↻: x: y = +-G: What can QuickMath do? QuickMath will automatically answer the most common problems in algebra, equations and calculus faced by high-school and college students. The algebra section allows you to expand, factor or simplify virtually any expression you choose. It also has ...
Explore math with our beautiful, free online graphing calculator. Graph functions, plot points, visualize algebraic equations, add sliders, animate graphs, and more.