how to expand x 3 27 Popular Problems Algebra Factor x 3 27 x3 27 x 3 27 Rewrite 27 27 as 33 3 3 x3 33 x 3 3 3 Since both terms are perfect cubes factor using the difference of cubes formula a3 b3 a b a2 ab b2 a 3 b 3 a b a 2 a b b 2 where a x a x and b 3 b 3 x 3 x2 x 3 32 x 3 x 2 x 3 3 2 Simplify
left x 3 right left x 2 3x 9 right Rewrite x 3 27 as x 3 3 3 The difference of cubes can be factored using the rule a 3 b 3 left a b right left a 2 ab b 2 right Answer link Because factoring x 3 27 is the same as finding where the graph passes through the x axis we can just set the equation equal to zero and solve f x x 3 x 2 3x 9 Let f x x 27 0 x 27 x 27 x 3 This means that x 3 is the only zero of the graph of f x
how to expand x 3 27
how to expand x 3 27
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Expand Expression Instructions Use this Algebra calculator to expand an expression you provide showing all the relevant steps Please type in the expression you want to expand in the box below Enter the expression you want to expand Ex 2x x 3 Step by step Solution x3 27 Go Math mode Text mode 2 e ln log lim d dx D x
With a x and b 3 as follows x3 27 x3 33 x 3 x2 x 3 32 x 3 x2 3x 9 This is as far as you can go with Real coefficients If you allow Complex coefficients then you can factor this a little further x 3 x 3 x 3 2 where 1 2 3 2 i is the primitive Complex cube root of 1 Factor quadratic x 2 7x 12 expand polynomial x 3 x 3 5x 2 GCD of x 4 2x 3 9x 2 46x 16 with x 4 8x 3 25x 2 46x 16 quotient of x 3 8x 2 17x 6 with x 3 remainder of x 3 2x 2 5x 7 divided by x 3 roots of x 2 3x 2 View more examples Access instant learning tools Get immediate feedback and guidance with step by step solutions and
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how to expand x 3 27 - Solution Verified by Toppr Given x 3 27 According to the equation a 3 b 3 a b a 2 a b b 2 So we get x 3 27 x 3 3 3 Using the equation x 3 x 2 3 x 3 2 x 3 27 x 3 x 2 3 x 9 Was this answer helpful 14 Similar Questions Factorise 4 x x View Solution Factorise View Solution