Complete the statement .Explain why it is true.

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Ответ:

Rch64

26.06.2020

Mathematics

Answer is 67.9

Step-by-step explanation:

${ \sf{x + 15 = 19}} \\ { \sf{x = 4}}$

function of x:

${ \bf{f(x) = {x}^{3} - {x}^{ - 2} + 16x {}^{ - 1} }} \\ { \sf{f(4) = {4}^{3} - (4) {}^{ - 2} + 16(4) {}^{ - 1} }} \\ { \sf{f(4) = 67.9}}$

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