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28-04-2021
Mathematics

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Find the value of the expression below when x = 27, y = - 4 , and z = 64 . 2 * root(3, x) - 5sqrt(x) + y ^ 2 answer

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mhanifa mhanifa

29-04-2021

Answer:

-18

Step-by-step explanation:

x = 27, y = - 4, z = 64

Expression:

2∛x - 5√z + y² =
2∛27 - 5√64 + (-4)² =
2(3) - 5(8) + 16 =
6 - 40 + 16 =
-18

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