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If f(x) = x2 − 1, and f(2a) = 35, then what could be the value of a

If f(x) = x2 − 1, and f(2a) = 35, then what could be the value of a
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If f(x) = x2 − 1, and f(2a) = 35, then what could be the value of a

User Geparada
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1 Answer

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f(2a) = 4a^2 - 1 = 35

4a^2 = 36

a^2 = 9

a = + or - 3
User Anderson Vieira
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8.0k points
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