Mathematics: How do you solve this equation

How do you solve this equation - id7504377, muravyevaarina

Ответ:

jahsehsgold

02.02.2022

$D_f:x\not =0 \wedge x\not=-3 \\
D_f:x\in\mathbb{R}\setminus\{-3,0\}\\
\frac{17}{x}-\frac{11}{x+3}=\frac{5x+8}{x+3}|\cdot x(x+3)\\
17(x+3)-11x=x(5x+8)\\
17x+51-11x=5x^2+8x\\
5x^2+2x-51=0\\
5x^2-15x+17x-51=0\\
5x(x-3)+17(x-3)=0\\
(5x+17)(x-3)=0\\
x=-\frac{17}{5} \vee x=3
$

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Ответ:

emilystartk

11.05.2023

Mathematics

Hello there,w= 1ul= 4uperimeter = l + l + w + w45 inches= 4u + 4u + 1u + 1u 10u = 45 inches1u = 45 inches/ 10 = 4.5 incharea= l x warea= 4.5 inch x (4.5 x 4) = 4.5 inch x 18 inch = 81 square inch hope this : ))~top

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How do you solve this equation

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