Answer:
159
Step-by-step explanation:
k (9) = (2 *
) - 3
= (2 * 81) - 3
= 162 - 3
= 159
Answer:
gregefdsgdsfgdfdgddg
Step-by-step explanation:
Answer:
y = 18 / (x + 2)²
Step-by-step explanation:
Inversely proportional
y * (x + 2)² = k
when x=1, y=2
k = 2 * (1 + 2)²
k = 18
-----------------------
y * (x + 2)² = 18
Divide both sides by (x + 2)²
y = 18 / (x + 2)²