Question

factorize
a^2 + 3ab - 4b^2​

Answer 1

Final result :

(a + b) • (a - 4b)

Step by step solution :

Step 1 :

Equation at the end of step 1 :

((a2) - 3ab) - 22b2

Step 2 :

Trying to factor a multi variable polynomial :

2.1 Factoring a2 - 3ab - 4b2

Try to factor this multi-variable trinomial using trial and error

Found a factorization : (a + b)•(a - 4b)

Final result :

(a + b) • (a - 4b)

Answer 2

Answer:

Step-by-step explanation:

a^2+4ab-1ab-4b^2

a(a+4b)-b(a+4b)

(a-b)(a+4b)