solve x 2 6x 15 0 using the quadratic formula This equation is in standard form ax 2 bx c 0 Substitute 1 for a 6 for b and 15 for c in the quadratic formula frac b sqrt b 2 4ac 2a
Step by step solution Step 1 Trying to factor by splitting the middle term 1 1 Factoring x2 6x 15 The first term is x2 its coefficient is 1 The middle term is 6x its coefficient is 6 The last term the constant is 15 Step 1 Multiply the coefficient of the first term by the constant 1 15 15 Step 1 Enter the equation you want to solve using the quadratic formula The Quadratic Formula Calculator finds solutions to quadratic equations with real coefficients For equations with real solutions you can use the graphing tool to visualize the solutions Quadratic Formula x b b2 4ac 2a x b b 2 4 a c 2 a
solve x 2 6x 15 0 using the quadratic formula
solve x 2 6x 15 0 using the quadratic formula
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Free quadratic formula calculator Solve quadratic equations using quadratic formula step by step Free quadratic equation using quadratic formula calculator Solve quadratic equations using quadratic formula step by step
Step by step explanation 1 Find the coefficients To find the coefficients use the standard form of a quadratic equation a x 2 b x c 0 6 x 2 15 x 0 0 a 6 b 15 c 0 2 Plug these coefficients into the quadratic formula All equations of the form ax 2 bx c 0 can be solved using the quadratic formula frac b sqrt b 2 4ac 2a The quadratic formula gives two solutions one when is addition and one when it is subtraction
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Calculate it Example 3x 2 2x 1 0 Step By Step Example Learn step by step how to solve quadratic equations Example Click to try 3 x 2 2 x 1 0 Choose Your Method There are different methods you can use to solve quadratic equations depending on your particular problem Solve By Factoring Example 3x 2 2x 1 0 Complete The Square X2 6x 15 0 tiger algebra drill x 2 6x 15 0 x2 6x 15 0 Two solutions were found x 6 24 2 3 i 6 3 0000 2 4495i x 6 24 2 3 i 6 3 0000 2 4495i Step by step solution Step 1 Trying to factor by splitting the middle term
Algebra Solve by Completing the Square x 2 6x 15 0 x2 6x 15 0 x 2 6 x 15 0 Add 15 15 to both sides of the equation x2 6x 15 x 2 6 x 15 To create a trinomial square on the left side of the equation find a value that is equal to the square of half of b b b 2 2 3 2 b 2 2 3 2 Step by step solution Step 1 Equation at the end of step 1 2 3x2 x 15 0 Step 2 Trying to factor by splitting the middle term 2 1 Factoring 6x2 x 15 The first term is 6x2 its coefficient is 6 The middle term is x its coefficient is 1 The last term the constant is
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solve x 2 6x 15 0 using the quadratic formula - The quadratic formula x b b 2 4 a c 2 a is used to solve quadratic equations where a 0 polynomials with an order of 2 a x 2 b x c 0 Examples using the quadratic formula Example 1 Find the Solution for x 2 8 x 5 0 where a 1 b 8 and c 5 using the Quadratic Formula x b b 2 4 a c 2 a