Question

please answer my question ​

Answer 1

Step-by-step explanation:

here is your answer

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Answer 2

Answer:

a = 1

b = 2

c = 3

(2/5a^2b)(-15b^2ac)(-1/2c^2)

(2/5.1.2)(-15.4.3)(-1/2.9)

(4/5)(-15.12)(-9/2)

(4)(-3.12)(-9/2)

(4)(-18)(9)

4(-162)

-628