formulas

2011-06-06 7:11 am
answer my question-,- dun know how to doT^Tthx


when y係a function of such that y=1-4x find the value of y~~

3
更新1:

*****need to use x=3 i need the whole 公式!!! i lost my maths testbook!

回答 (1)

2011-06-06 7:18 am
✔ 最佳答案
When x=3,
y=1-4(3)
=1-12
=-11


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