shawtalan163 shawtalan163

24-08-2020
Mathematics

contestada

3. Construct Arguments which is a better
approximation of V20, 4.5 or 4.47?
Explain.

Respuesta :

oscar236 oscar236

24-08-2020

Answer:

Step-by-step explanation:

Using the identity (x + 0.5)^2 = x(x + 1) + 0.25:

4.5^2 = 4 * 5 + 0.25 = 20.25

Also 4.45^2 = 19.8

so 4.47^2 will be closer to 20 than 4.5^2.

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