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8 January, 10:54

Evaluate 6 + the sq root of 14+x minus - the sq root of 9x when x=2

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  1. 8 January, 14:28
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    Hello

    let : f (x) = 6 + √ (14+x) - √ (9x)

    f (2) = 6 + √ (14+2) - √ (9*2)

    f (2) = 6 + √ (16) - √ (18)

    f (2) = 6 + 4 - √ (18) = 10 - √ (18)
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