Your answer is 1/4, -7/3,-4
-2x·-2x·(-5x·-5x+4x·4x·4x) Basically, you write out the number depending on the exponent. So if you have a power/exponent of 3, you write it out multiplied by itself 3 times. Hope this helps!
Answer:

Step-by-step explanation:
y = 18 + 3x²
- 18 - 18
__________

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Answer:
minimum value of z is 0
Step-by-step explanation:
if x and y both equal zero, then the value of z is zero, which is your answer.
Answer:
A
Step-by-step explanation:
2x/x-1