书签 by hua Andy https://padlet.com/andyhuachufan/Bookmarks 充满惊奇之作 en-us 2022-05-18 14:03:00 UTC 2022-05-20 13:26:23 UTC hello@padlet.com Multiplying Binomials and Polynomials andyhuachufan https://padlet.com/andyhuachufan/Bookmarks/wish/2192972553
  • Multiply the First terms.
  • Multiply the Outer terms.
  • Multiply the Inner terms.
  • Multiply the Last terms.
  • Combine like terms, when possible.

    • ]]>     2022-05-20 13:07:28 UTC https://padlet.com/andyhuachufan/Bookmarks/wish/2192972553     Common Factoring andyhuachufan https://padlet.com/andyhuachufan/Bookmarks/wish/2192975449 A common factor is a whole number which is a factor of two or more numbers.]]> 2022-05-20 13:09:30 UTC https://padlet.com/andyhuachufan/Bookmarks/wish/2192975449 Factoring Quadratics of the Form x² + bx + c andyhuachufan https://padlet.com/andyhuachufan/Bookmarks/wish/2192977306 To factor polynomials of the form x 2 + bx + c, begin with two pairs of parentheses with x at the left of each. Next, find two integers whose product is c and whose sum is b and place them at the right of the parentheses. Factor x 2 + 8 x + 12. Factor x 2 – 7 x – 18.]]> 2022-05-20 13:10:54 UTC https://padlet.com/andyhuachufan/Bookmarks/wish/2192977306 Factoring Quadratics of the Form ax² + bx + c andyhuachufan https://padlet.com/andyhuachufan/Bookmarks/wish/2192981374 This section explains how to factor expressions of the form ax2 + bx + c, where a, b, and c are integers. First, factor out all constants which evenly divide all three terms. If a is negative, factor out -1. This will leave an expression of the form d (ax2 + bx + c), where a, b, c, and d are integers, and a > 0.]]> 2022-05-20 13:13:38 UTC https://padlet.com/andyhuachufan/Bookmarks/wish/2192981374 Difference of Squares andyhuachufan https://padlet.com/andyhuachufan/Bookmarks/wish/2192982240 When an expression can be viewed as the difference of two perfect squares, i.e. a²-b², then we can factor it as (a+b)(a-b). For example, x²-25 can be factored as (x+5)(x-5). This method is based on the pattern (a+b)(a-b)=a²-b², which can be verified by expanding the parentheses in (a+b)(a-b).]]> 2022-05-20 13:14:08 UTC https://padlet.com/andyhuachufan/Bookmarks/wish/2192982240 Perfect Square Trinomials andyhuachufan https://padlet.com/andyhuachufan/Bookmarks/wish/2192982849 An expression obtained from the square of a binomial equation is a perfect square trinomial. An expression is said to a perfect square trinomial if it takes the form ax2 + bx + c and satisfies the condition b2 = 4ac.]]> 2022-05-20 13:14:35 UTC https://padlet.com/andyhuachufan/Bookmarks/wish/2192982849