QUADRATIC EQUATIONS
Since, 3rd term sign is + Give middle term sign to both factors.
∴ The roots of the given quadratic equations is
Sol:
Standard form
Find product of 3rd no. with 1st no.
1
3 × 1 = 3
Find two factors of 3 in such a way
that by adding
factors we get middle no.
3
+
Now signs to be given to both factors
+
+
1
3
×
Factorise by splitting middle term
‘+’ sign means adding
Q) Solve the following quadratic equations by factorization method
Sol:
Standard form
Find product of 3rd no. with 1st no.
1
6 × 1 = 6
Find two factors of 6 in such a way
that by adding
factors we get middle no.
+
Since, 3rd term sign is + Give middle term sign to both factors.
–
–
2
3
×
2 × 3 =
6
∴ The roots of the given quadratic
Factorise by splitting middle term
‘+’ signs means adding
Q) Solve the following quadratic equations by factorization method
Now signs to be given to both factors
homework