Which expressions are in their simplest form? Check all that apply. A. 1/3 + x7

B. x-9 - 1/y

C. 1/x3 - 1/y4

D. x3 + 1/y - t6

E. x-5 - y-4
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need help fast pls!

your question is incomplete, write all the numbers in the sequence that it tells you.  

step-by-step explanation:

the image is given below

since the options are not given so we draw it from the equation

the given equation is

y = (x-1) (x+4)

y = y² + 3x - 4

the above equation is a quadratic equation which will have two roots. if we draw the graph for it, it will look like this

step-by-step explanation:

its 512 because parenthesis and to the 2nd power is 512 so it will be 512

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