Mathematics, 19.02.2021 23:40, ajl05

Not sure how to complete this question; any help is appreciated. "Let u = x^2 + 3. What equation is equivalent to (x^2 + 3)^2 = 10x^2 + 30 in terms of u?"

Not sure how to complete this question; any help is appreciated.

Let u = x^2 + 3. What equation

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Not sure how to complete this question; any help is appreciated. "Let u = x^2 + 3. What equation is...