20 points: HELP PLEASE!!
graph the image of the given triangle under a dilation with the scale factor of 1/3 and center of dilation of (0,0)

F(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?

Mario has $14.35 left in his wallet. he spent $148.43 for tablecloths. then, he spent $92.05 for napkins. how much money did mario have in his wallet to start with?

Evaluate the expression for the given value of the variable. | ? 4 b ? 8 | + ? ? ? 1 ? b 2 ? ? + 2 b 3 -4b-8+-1-b2+2b3 ; b = ? 2 b=-2