For which function is f(x) not equal to f-1(x)?

a- f(x)=2-x
b-f(x)=2/x
c=f(x)=-x
d=f(x)=2x

Which rational number could be graphed between -4 and -5

In the rectangle below ac=30 units what is de

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!