SPM 2024 Add Maths Paper 1, Question 1Linear Law
Solved on video in English and Bahasa Melayu · Form 4, Linear Law · 3:24 video
The question
Diagram 1 shows the straight line graph obtained when y = 4x² − 5 is reduced to linear form. The straight line has a Y-intercept of 4 and a negative gradient. Express X and Y in terms of x and / or y.
Step 1
Start with y = 4x² − 5.
4 more steps, each with the reason for it, in the full solution
Final answer
X = 1/x², Y = y/x²
Where students lose marks
Watch out: state X and Y clearly in terms of x and y. Writing only Y = −5X + 4 loses the mark.
Watch every step of this question solved on video (3:24), with the reason behind each step and a box that checks your own answer.
No card. Every past-year question on video, in English and BM.
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