Answer:
36-5y-y^2
Step-by-step explanation:
multiply 9 and 4 to get 36
expand to get -9y+4y=-5y
-y*y=-y^2
44u-36
42u-36+2u
y=1/5=0.5
(a) 10.
When x = 2 x + x(x^x) =
2 + 2(2^2)
= 2 + 2*4
= 2 + 8
= 10.