F(x)=(x+3)^2 +78 hope this helps!!
Answer:
interval notation x cannot equal 5
Step-by-step explanation:
Answer:
x = 5.4
Step-by-step explanation:
Since A is the scale image of B,
4/3 = 7.2/x
Cross multiplying,
4x = 3*7.2
Dividing by4,
x = 3*7.2 / 4
x = 5.4
Just divide the 2nd numbers by the $ numbers