The answer would be f(x)=9 because when you substitue the 3 in for 'x' you then square the 3.
Hope this helps!
Answer:
x=6
Step-by-step explanation:
5x^2-136=44
add 136 to both sides
5x^2=180
divide both sides by 5
x^2= 36
take square root of both sides
x=6
7,943,670,217,666,519,002
Answer:
29/30
Step-by-step explanation:
11/12 + 1/20
220+12/240
232/240 ........divide it by 8
29/30