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So (x - 2)(x + 4) = x(x + 4) + (-2)(x + 4) = x2 + 4x + -2x - 8 = x2 + 2x - 8 ... 1. (2x - 1)( 2x - 1) = 2. x(x + 3)(x - 8) = 3. (4x - 3)(3x + 1.25) = Click here for Solutions. 1. ... (x2 + 4x - 1)(x3 - 2x2 + 4) = x5 - 2x4 + 4x2 + 4x4 - 8x3 + 16x - x3 + 2x2 - 4. |
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Systems of Non-Linear Equations: Intermediate Systems - Purplemath
As before, I'll set these equations equal, and solve for the values of x: 2x2 + 3x + 4 = x2 + 2x + 3 x2 + ... y = (1/2)x – 5 = (1/2)(5/2) – 5 = 5/4 – 20/4 = – 15/4 = –3.75. |
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Factoring trinomials - A complete course in algebra - The Math Page
(2x ?)(x ?) And how can we produce 5? Again, there is only one way: 1· 5. But does ... 2x2 + 9x − 5. Consider the first possibility: (2x 5)(x 1). Is it possible to produce 9x by combining the outers and the inners: 2x (that is ... Factor x2 + 3x − 10. |
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A) 7(3x – 6) + 5(x - 3) - 2(x - 7) = 5. B) (x -3)(x + 4) - 2(3x - 2) = (x - 4)2. C) (x + 1)3 – (x - 1)3 = 6(x2 + x + 1). Solution: A) 21x - 42 + 5x - 15 - 2x + 14 = 5<=> |
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SparkNotes: Exponents: Simplifying Expressions with Exponents
Example 1: Simplify (5x)2 + (x 3)2 + (5x)(2x 3) . (5x)2 + (x 3)2 + (5x)(2x 3) ... x 21 + 2x 3 -2x 2 +5x -2. Example 3: Simplify 2x 2 +6x 3 -3x 3 + (4xy)2 + (5 + x)3 - |
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The Chain Rule - Ltcconline.net
Find f '(x) if. f(x) = (x3 - x + 1)20. f(x) = (x4 - 3x3 + x)5. f(x) = (1 - x)9 (1-x2)4. (x3 + 4x - 3)7 f(x) = (2x - 1)3. Solution: Here f(u) = u20 and u(x) = x3 - x + 1. So that the ... |
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Factoring - Ltcconline.net
x2 - 3x. and notice that both have a common factor of x. We can pull out the x terms (use the distributive property in reverse). x2 - 3x = x (x - 3). Example: Consider the expression. 2x3 - 4x2. Find the GCF. Pull it out ... x2 - 4x - 5 (x - 5)(x + 1). x2 + ... |
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Factorising Quadratics - Maths Tutor
(x + 1)(x + 2). x(x - 7). (x - 3)(x + 3). (x + 2)(x + 3). (x - 3)(x - 2). (2x + 1)(x + 1). (x + 1)(x - 3). (x - 7)(x - 7). (x - 5)(2x - 1). (x + 2)(x - 4). (x - 2)(x - 2). (3x - 1)(3x + 1). |
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Equation Factoring Calculator -- Algebra.Help
Simplifying x + 2 = 3x + -1x2 + 5 Reorder the terms: 2 + x = 3x + -1x2 + 5 ... + x + - 3x + x2 = 5 + 3x + -1x2 + -5 + -3x + x2 Combine like terms: x + -3x = -2x -3 + -2x ... |
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(1 + x) * (3 + 2x) - Simplifying Expressions Calculator -- Algebra.Help
Simplifying (1 + x)(3 + 2x) Multiply (1 + x) * (3 + 2x) (1(3 + 2x) + x(3 + 2x)) ((3 * 1 ... x + 2x * x)) (3 + 2x + (3x + 2x2)) Combine like terms: 2x + 3x = 5x (3 + 5x + 2x2). |
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what is the solution to the rational equation 5/x^2-3x+2 - 1/x-2
Move the fraction on the RHS to the LHS. \[\frac{5}{x^2-3 x+2}-\frac{1}{x-2}-\frac{1} {3 x-3}=0 \]and then combine fractions.\[-\frac{4 (x-5)}{3 (x-2) (x-1)}=0 \]You ... |
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SOLUTION: 3x(2x-5)(3x+1) = 0 - Algebra
2x/2=5/2. Simplify the left-hand side of the equation by canceling the common factors. x=5/2. Set the next factor equal to 0 and solve. (3x+1)=0. Remove the ... |