Answer:
d looks like the best option. sorry if its isn't
Answer:
Thus option C ...Maya wrote x/y^3 is correct
<u>Answer:</u>
No solution
<u>Step-by-step solution:</u>
We are given an expression:

We have only one variable
so we will make
the subject and solve for it.

Solving the brackets first to get:

Taking LCM on both sides to get:

By cross multiplication:



gets cancelled so we are left with 
Therefore,
has no solution.
Answer:
0.63 or 63/100
Step-by-step explanation:
A) f(-2)= - 1/2
f(-1)= -1
f(5)= 1/5
f(7)= 1/7
b) f(-3)= 3-1=2
f(-2)=f(2)= 1
f(0)= -1
f(1)= f(-1)= 0
c) {0}
d) R+
Nu sunt sigur dacă acest lucru este corect, deoarece română mea nu este bun!