Question

Pls answer!!!!
From question 3…

Answer 1

first one is question 3 answer

second one is question 4 answer

Answer 2

Answer:

a) a square + 5a-36

Step-by-step explanation:

so we can use middle term split method as we know 5a can be written as 9a-4a so

asquare +9a-5a-36=

a(a+9)-4(a+9)

so ans is

(a+9) (a-4) ans