downardjoshua24 downardjoshua24

18-05-2021
Mathematics

contestada

Solve the following quadratic function
by utilizing the square root method.
y = 25x2 - 100
x = +[?]

Respuesta :

abidemiokin abidemiokin

23-05-2021

Answer:

x = ±√(y/25 + 4)

Step-by-step explanation:

Given the expression;

y = 25x² - 100

We are to make x the subject of the formula;

-25x² = -y - 100

25x²= y + 100

x² = y/25 + 100/25

x²= y/25 + 4

x = ±√(y/25 + 4)

This give the value of x

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