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3 years ago

14

Solve. 3x^2 – 24x = –12

1 answer:

Tresset [83]3 years ago

5 0

3x(x-8)=-12
x(x-8)=-4
x²-8x+4=0

USE QUADRATIC FORMULA:

x=(<span><span><span>−b</span>±<span>√(<span><span>b2</span>−<span><span>4a</span>c))/</span></span></span></span><span>2<span>a
</span></span></span><span>x=<span>4+<span><span><span>2<span>√3</span></span><span> or </span></span>x</span></span></span>=<span>4−<span>2<span>√<span>3</span></span></span></span>

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