How do you do this:

write an equivalent expression for 1/y^-1/4 using positive exponents.

can someone me?

If f(x)=2x^6+x^2+2 then what is the remainder when f(x)is divided by x+2

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m

In dire need~! describe how to use area models to find the quotient 2/3 divided by 1/5. check your work by also finding the quotient 2/3 divided by 1/5 using numerical operations only.