Answer:
Step-by-step explanation:
domain: x>5
range: y > 0
Answer:
y^2 +7y-30
Step-by-step explanation:
Step 1: Use FOIL
y·y = y^2
y· 10= 10y
-3·y= -3y
-3·10= -30
Step 2: <em>combine like terms</em>
y^2+ 10y-3y-30
7^2+ 7y-30
and thats all :)
hope this helped
Answer:
−
k
2
2
+
3
k
3
4
Step-by-step explanation:
Answer:
d
Step-by-step explanation:
Circles with the same centre are concentric circles