Mathematics: Write y = (x-2)^2-8 in standard form

passes (2,3)passes (5,24)observesubstitute to first equation we get a=¾so the equation is...

Write y = (x-2)^2-8 in standard form - id2285948896, luislopez05

SmartScholar4094

23.01.2022

x²-4x-4

Step-by-step explanation:

Multiply out exponent

(x-2)(x-2)=x²-4x+4

subtract 8

= x²-4x-4

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BeautyxQueen

05.08.2021

passes (2,3)

$3 = a \times {b}^{2}$

passes (5,24)

$24 = a \times {b}^{5}$

observe

${b}^{3} = \frac{a \times {b}^{5} }{a \times {b}^{2} } = \frac{24}{3} = 8 \\ b = 2$

substitute to first equation we get a=¾

so the equation is

$y = \frac{3}{4} \times {2}^{x}$

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