What is -4/7 - 2/7 =

1 answer:

8 0

Answer:

-6/7

Step-by-step explanation:

-4 - 2 = -6

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Rises up 3 and run is 2 so your answer is 3/2

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Ivenika [448]

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$x^{4} +18x^{2} +81=(x^{2} )^{2}+2(9)^{2} +(3)^{4} \\x^{4} +18x^{2} +81=(x^{2} +9)^{2}$

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