1
Q
Whats the steps dor multiplying in alegbra
A
1 sign
2 number
3 letter
Eg (-2x)(3y)=-6xy
1 2 3
Eg. 3x + 15
3(x+5)
2
Q
Factorisng what do u do
A
HCF (highest common factor)
Take out the common factors
Eg. 3a2 +9a
3a(9+9)
3
Q
How do u do substitution
A
Replace a letter with a number.
4
Q
A linear equation
A
Is one in wich the highest power of any variable is 1
Eg 4x +10
5
Q
Whats a quadratic expression
A
The highest power of any varibal is 2
Eg; 2x2+4x+3
Maths
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