Question
Explain why the middle term
is 10x.
Hint:
The binomial expansion is
, here n ≥ 0 . We are asked to explain why the middle term (x + 5)2 is 10x.
The correct answer is: = x2 + 10x + 25
Step 1 of 1:
The given expression is: (x + 5)2
Here, a=x and b=5.
Here, the middle term is 10x because while expanding you have the form,
![table attributes columnalign right left right left right left right left right left right left columnspacing 0em 2em 0em 2em 0em 2em 0em 2em 0em 2em 0em end attributes row cell left parenthesis x plus 5 right parenthesis squared equals 2 C subscript 0 x squared plus 2 C subscript 1 left parenthesis 5 right parenthesis left parenthesis x right parenthesis plus 2 C subscript 2 5 squared end cell row cell equals x squared plus 2 left parenthesis 5 right parenthesis left parenthesis x right parenthesis plus 5 squared end cell row cell equals x squared plus 10 x plus 25 end cell end table](data:image/png;base64,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)
In the Binomial Expansion's middle term, in the expansion of (a + b)n, there are (n + 1) terms. Therefore, we can write the middle term or terms of (a + b)n based on the value of n. It follows that there will only be one middle term if n is even and two middle terms if n is odd.
The binomial expansions of (x + y)n are used to find specific terms, such as the term independent of x or y.
Practice Questions
1. Find the expansion of (9x - 2y)12's coefficient of x5y7.
2. In the expansion of (2x - y)11, locate the 8th term.
Related Questions to study
Use binomial theorem to expand
.
Use binomial theorem to expand
.
Use polynomial identities to factor the polynomials or simplify the expressions :
![4 x squared minus y to the power of 6](data:image/png;base64,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)
Use polynomial identities to factor the polynomials or simplify the expressions :
![4 x squared minus y to the power of 6](data:image/png;base64,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)
How can you use polynomial identities to rewrite expressions efficiently ?
Polynomial identities are equations that are true for all possible values of the variable and numbers.
How can you use polynomial identities to rewrite expressions efficiently ?
Polynomial identities are equations that are true for all possible values of the variable and numbers.
Use binomial theorem to expand (2c + d)6
The expansion of the expression can also be found using the Pascal’s triangle. But, it is necessary to remember the values of the triangle to write down the expansion.
Use binomial theorem to expand (2c + d)6
The expansion of the expression can also be found using the Pascal’s triangle. But, it is necessary to remember the values of the triangle to write down the expansion.
Use binomial theorem to expand
.
Use binomial theorem to expand
.
Use binomial theorem to expand (x - 1)7
For the expansion of an expression (x + y)n , we would have n+1 terms. This is something you need to keep in mind.
Use binomial theorem to expand (x - 1)7
For the expansion of an expression (x + y)n , we would have n+1 terms. This is something you need to keep in mind.
Use polynomial identities to factor the polynomials or simplify the expressions :
![x cubed minus 27 y cubed](data:image/png;base64,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)
Use polynomial identities to factor the polynomials or simplify the expressions :
![x cubed minus 27 y cubed](data:image/png;base64,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)
Use Pascal triangle to expand![left parenthesis x plus y right parenthesis to the power of 6](data:image/png;base64,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)
Use Pascal triangle to expand![left parenthesis x plus y right parenthesis to the power of 6](data:image/png;base64,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)
Use binomial theorem to expand (s2 + 3)5
For the expansion of an expression (x + y)n , we would have n+1 terms. This is something you need to keep in mind.
Use binomial theorem to expand (s2 + 3)5
For the expansion of an expression (x + y)n , we would have n+1 terms. This is something you need to keep in mind.
Use polynomial identities to factor the polynomials or simplify the expressions :
![8 x cubed plus y to the power of 9](data:image/png;base64,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)
Use polynomial identities to factor the polynomials or simplify the expressions :
![8 x cubed plus y to the power of 9](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAD8AAAATCAYAAAAnMdWSAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAQ3ZOC+gAAAflJREFUeNrlmMFHBFEcx8fKStZe1ko6RDok2UunJFmSJFlL0iFZkU6ZfyAdEkn2kC7JHpJEkiQrkqRDIisre4g9pEO3TsnYy/Z9fJfZ15u1s83sO+yXDzvNzL73e+/3+/7eZhj+qUxK4AVMGPqUAAWQB7PNHrwfvGsKXAS7B9pAFFyBZDMnEABfmoLPMfCKusFDswaPcOVTmoIXqd4hbcSP/JB4YBd8Awtcc5W8qPsFjfUeBwcgCMJgnz5UpQzYZIqIB7fAkweDh/m9y5oNr0jfmVP5j6Wo05KHE7BcZoxfmmYZVkmke0gK/kPx8hKzQtYG76k0Cp59CD7DnZRlMttkjbHt/ilnUe+rtuthsFPDQTtt1ynFalbqveIfPT4Evwi2Fd71RqOV53EB+lRfFGOaC+7BJ3dMpUmQ5udxcOvDAakeTYFT6W/rYM3NYGJXjkEXzU5oiCYRc3jnxpZGEY+6Qi2c2uir7TrKObe7GfzcIUjRJu4c3jGZJTGfjsb1yt6z05yXZ06sujcCzjjYvObgxWmtlxRp1K5UcDCCAda+XWKQSxpLiC4e0Rj8IZhh2TZ0mEpyAeJcuQA/i5VckWoqKwUr+uaRxuBNtrz8f3/95FjHFh0/YbsfpDeojrwn7AC6Tm9l7n7LSQT9aLSosjyQtZwG+c+JhvQLvFp3A4JeV14AAACVdEVYdE1hdGhNTAA8bWF0aCB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMTk5OC9NYXRoL01hdGhNTCI+PG1uPjg8L21uPjxtc3VwPjxtaT54PC9taT48bW4+MzwvbW4+PC9tc3VwPjxtbz4rPC9tbz48bXN1cD48bWk+eTwvbWk+PG1uPjk8L21uPjwvbXN1cD48L21hdGg+/QmDGgAAAABJRU5ErkJggg==)
Use Pascal triangle to expand ![left parenthesis x plus y right parenthesis to the power of 6](data:image/png;base64,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)
Use Pascal triangle to expand ![left parenthesis x plus y right parenthesis to the power of 6](data:image/png;base64,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)
Use polynomial identities to factor the polynomials or simplify the expressions :
![x to the power of 9 minus 8](data:image/png;base64,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)
Use polynomial identities to factor the polynomials or simplify the expressions :
![x to the power of 9 minus 8](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAC4AAAARCAYAAACilZ5PAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAQ3ZOC+gAAAWFJREFUeNpjYCAPBADxNSC+BMShDEMEgBw6BYhZgFgUiLcAcdBQcPg5qKNhQBqIDw8Fh4OSBxcSnwmIvw0FhzsC8WwgZgNiPiCeCcS/aGAPKHAmAfEXIP4BxDugsUsRAGXOu0D8EIjDoTS1wVwgboUmS1AgdQDxSWpa4APNrNQGP9D4TLhiNhnqK3TQDJXDBuyB+AI1ohALACURHjSHP8ZXYogj8ROxhOZ/KAaFyAYgVqFRXgKl7zwkviUQ9+BS7AHEfVC2CxDvHcBCQA+aNED4IBA/B2JbfBp2IyUBYQot/08ExgbkgXgpEEtCMyYIGEMLBD1clhVAfak3gKG9Dof9oKJ4PzYN1kC8BppcIgfQ4T9IkVMC4k3Qgh+Um89QIamQC67hyPRa0LQOB6DG0jY0h4LK58UD5PAgqOMdocUgE5QNSuMZMEVs0DSFrSxeDi1pBqoVeg6a335AS5YAhqEOAHqjSxXB4eKEAAAAe3RFWHRNYXRoTUwAPG1hdGggeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzE5OTgvTWF0aC9NYXRoTUwiPjxtc3VwPjxtaT54PC9taT48bW4+OTwvbW4+PC9tc3VwPjxtbz4mI3gyMjEyOzwvbW8+PG1uPjg8L21uPjwvbWF0aD7Pw5jvAAAAAElFTkSuQmCC)
Use Pascal triangle to expand![left parenthesis x plus y right parenthesis to the power of 5](data:image/png;base64,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)
Use Pascal triangle to expand![left parenthesis x plus y right parenthesis to the power of 5](data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADcAAAASCAYAAAD/ukbDAAAACXBIWXMAAA7EAAAOxAGVKw4bAAAABGJhU0UAAAAPUJuPDwAAAaBJREFUeNpjYBj64D8WjBVkAXHHIPVEB9R92DxHEOgB8fFBHktHoe4k2XMgjQaD3HPGQHwYi+d+AfEFII7HpskA6rmhAA5DPYkMmKBie4E4Fl1DFxDn0DDDUxPk4SkXhIH4CrrgDiC2xaI4GYdBzVA5anpuLhCHYxEvAOJWJL4lNIawATYgvoUu+AkqgQ2cA2JxJH4iEE+hQczFQ1MQMuCCOlYYzQOfsOjngwYQRr77g8dSDyDug7Jd8IQapZ7zAuJVaGL1QFyLRe0vNPP/QEv6SGwG/yFg8W4gtoeWSMJkVKrEVLLo+UUUiO8CMQcBzxEE+JIlLN3/wlLHULtA+YbE7oPaiy1ffSLFAaCYscYhBxJfA7UsksaeAxXzSlB8F1rEowNLUrMGrqoAZMkmaMbmAeIzRCRLSjy3EIj9gHgptvoKCnKwFDx4AbZKHJTmt6F5xgeIF9PQcwXQEu8SiZU4QXAcKU+B0vU6IJbGom45tASlBQiABoYfCc0vosBgaDj7EXDDUTILNTDIGOAuzzZogYGrXEgbqp1OHSDeQk0DAXAUZOWOXYrsAAAAiHRFWHRNYXRoTUwAPG1hdGggeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzE5OTgvTWF0aC9NYXRoTUwiPjxtbz4oPC9tbz48bWk+eDwvbWk+PG1vPis8L21vPjxtaT55PC9taT48bXN1cD48bW8+KTwvbW8+PG1uPjU8L21uPjwvbXN1cD48L21hdGg+rS+pUgAAAABJRU5ErkJggg==)
Use binomial theorem to expand (x - 3)4
For the expansion of an expression (x + y)n , we would have n+1 terms. This is something you need to keep in mind.
Use binomial theorem to expand (x - 3)4
For the expansion of an expression (x + y)n , we would have n+1 terms. This is something you need to keep in mind.