Answer:
y=-6x/square root (4x^2-160
Step-by-step explanation:
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Answer:
(a) 9
Step-by-step explanation:

substitute r = 4, t = 2

simplify

cubic of 2 is 8

simplify

Answer:the harleyquin costume would cost 40 $
Step-by-step explanation: as given the batman costume costs 20$. so 20 times 2 equals 40$.
20*2= 40$
Answer:
Step-by-step explanation: dont work sorry
Answer:
$10,870
Step-by-step explanation:
we can multiply the initial value (27500) by (1-.06), or 0.94, raised to the 15th power
27500(.94)^15 = 10,870.52