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標題:
因式分解 好高分~~~~
發問:
(A) 6a+24b (B) 12u-20uv (C) d(d-5)+7(5-d) (D) ab+ac+bd+cd
最佳解答:
其他解答:
A. 6a + 24b = 6 (a + 4b) B. 12u - 20uv = 4u (3 - 5v) C. d (d - 5) + 7 (5 - d) = d (d - 5) - 7 (d - 5) = (d - 5) (d - 7) D. ab + ac + bd + cd = a (b + c) + d (b + c) = (b + c) (a + d)|||||a) 6a+24b =6(a+4b) b)12u-20uv =4u(3-5v) c) d(d-5)+7(5-d) =d(d-5)-7(d-5) = (d-5)(d-7) d) ab+ac+bd+cd =a(b+c) +d(b+c) =(a+d)(b+c) 希望幫到你^^|||||(A)6(a+4b) (B)4u(3-5v) (C)d^2-5d+35-7d=d^2-12d+35=(d-5)(d-7) (D)a(b+c)+d(b+c)=(a+d)(b+c)
因式分解 好高分~~~~
發問:
(A) 6a+24b (B) 12u-20uv (C) d(d-5)+7(5-d) (D) ab+ac+bd+cd
最佳解答:
此文章來自奇摩知識+如有不便請留言告知
A) 6a+24b = 6(a+4b) (B) 12u-20uv = 4u(3-5v) C) d(d-5)+7(5-d) = d(d-5)-7(d-5) = (d-5)(d-7) (D) ab+ac+bd+cd =(ab+bd) + (ac+cd) =b(a+d)+c(a+d) =(a+d)(b+c)其他解答:
A. 6a + 24b = 6 (a + 4b) B. 12u - 20uv = 4u (3 - 5v) C. d (d - 5) + 7 (5 - d) = d (d - 5) - 7 (d - 5) = (d - 5) (d - 7) D. ab + ac + bd + cd = a (b + c) + d (b + c) = (b + c) (a + d)|||||a) 6a+24b =6(a+4b) b)12u-20uv =4u(3-5v) c) d(d-5)+7(5-d) =d(d-5)-7(d-5) = (d-5)(d-7) d) ab+ac+bd+cd =a(b+c) +d(b+c) =(a+d)(b+c) 希望幫到你^^|||||(A)6(a+4b) (B)4u(3-5v) (C)d^2-5d+35-7d=d^2-12d+35=(d-5)(d-7) (D)a(b+c)+d(b+c)=(a+d)(b+c)
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