F.1 math

👨🏻‍🏫 學術台數學

用戶52535

2007-07-29 8:32 pm

1.Simplify:
(a) 5x^2-2x+4-2x^2-x+10

回答 (6)

SaSa

2007-07-29 8:35 pm

✔ 最佳答案

3x^2-3x+14

參考: me

👍 0 👎 0

Kevin YH Lau

2007-07-30 7:49 pm

5x^2 - 2x + 4 - 2x^2 - x + 10
= 3x^2 - 3x + 14

👍 0 👎 0

用戶5209

2007-07-30 4:26 am

1.Simplify:

(a) 5x^2-2x+4-2x^2-x+10

=3x^2-3x+14

👍 0 👎 0

cht

2007-07-30 2:04 am

=3x^2-3x+14!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

👍 0 👎 0

用戶5692

2007-07-29 8:37 pm

(a) 5x^2-2x+4-2x^2-x+10 =5x^2-2x^2-2x-x+4+10=3x^2-3x+14

👍 0 👎 0

用戶35358

2007-07-29 8:35 pm

=3x^2-3x+14

參考: me

👍 0 👎 0