Graphical Solution
ICSE · Class 9 · Mathematics
All formulas from Graphical Solution in ICSE Class 9 Mathematics. Key equations, constants, and identities for board exam preparation.
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1. Linear Equation in Two Variables
ax+by+c=0
y=mx+c
2. Graphing a Linear Equation
Step 1: Make x or y the subject
Step 2: Choose at least three values
Step 3: Make a table
Step 4: Plot points
Step 5: Draw a straight line
3. Special Lines and Axis Rules
y=0
x=0
x=a
y=b
4. Finding Unknowns from a Graph
y=mx+c
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