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What are the solutions of the equation 9x4 – 2x2 – 7 = 0? Use u substitution to solve.

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7 votes

Answer:

Explanation:

What are the solutions of the equation 9x4 – 2x2 – 7 = 0? Use u substitution to solve-example-1
User Oleg Kokorin
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Answer:

the answer is 25

Explanation:

and you get it by multiplying 9×4 keep the answer on paper then do 2×2 which is 4 subtract the two answers and subtract 7 and then you get 25, your welcome

User InActive
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