Answer:
C: x^4+6x^3-12x-72
Step-by-step explanation:
For the function : f(x)=√x^2+12x+36
It can be factorized to
f(x)=√(x+6)²
=x+6
f(x)*g(x)
=(x+6)(x^3-12)
Expand the brackets
=x^4-12x+6x^3-72
rearrange the numbers
x^4+6x^3-12x-72
(-4,0) & (6,8)
its postive when the lines are above the X axis
Answer:
Q9 X=42.5
Step-by-step explanation:
let unknown angle be x
cos x=45/61
X=cos^-1 45/61
X=42.463...
X=42.5 (1 decimal place)
Answer:
1
Step-by-step explanation:
the greatest common factor of 9 and 22 is 1.