5 -4x³ + 7x²+x4 what its standard form?​

Answer:

[tex] {3x}^2 + {x}^4[/tex]

i hope it helps :)

[tex] - {4 \times }^ 3 + {7 \times }^2 + { \times }^4{ + 5}[/tex]

I'm not sure. I'm curious on "x4", isn't 4 an exponent?or not?