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Functions

Alyce Wilkinson

2021-02-03

Delorenzoz

Skilled2021-02-04Added 91 answers

$limf(x)=-1$ Given $x\to 2$ $lima{x}^{2}-8x=-1$ Substitute $f(x)=a{x}^{2}-8x$ $x\to 2$ $a{2}^{2}-8(2)=-1$ Evaluate the limit by substituting x=2. $4a-16=-1$ Simplify. $4a=15$ Add 16 on both sides. $a=\frac{15}{4}$ Divide both sides by 4.

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