Question

( x + 5)^3=-64

Answer 1

\(\left(x+5\right)^3=-64\)

\(\Rightarrow\left(x+5\right)^3=-4^3\)

\(\Rightarrow x+5=-4\)

\(\Rightarrow x=-9\)

Answer 2

(x+5)^3=-64

<=>(x+5)^3=(-4)^3

=>x+5=-4

<=>x=-4-5=-9

VẬY x=-9

Answer 3

( x + 5 )^3 = -64

( x + 5 )^3 = (-4)^3

=> x + 5 = -4

=> x = -4 - 5

=> x = -9