Answer:
1 or -1 if written 
Step-by-step explanation:
Anything to the power of 0 is 1.
if the problem is written -(9x)
though it would be negative one because the negative is outside of the parenthesis.
Answer:
168.
Step-by-step explanation:
H.C.F. = 6 = 2 by 3.
L.C.M. = 280 = 2^3 by 5 by 7.
30 = 2 by 3 by 5.
x = 2^3 by 3 by 7 = 168.
I used the factorisation method.
Answer:
B
Step-by-step explanation:
Cos(0)=1
since the diagram shows x as (1,0)
Answer:
Step-by-step explanation:
Essentially, begin by flipping the x and y terms:
x = (1 - 2y)^2 + 5
Then, solve for y:

Because we know there is only 1 y-value for any given x-value, the inverse of the given function is also a function.