(x-4)² + (x-2)² = x²

(x² - 8x + 16 ) + (x² - 4x + 4) = x

2x² -12x + 20 = x

2x²-12x + 20 - x = 0

2x² - 13x + 20 = 0

(2x-5) (x-4) = 0

2x-5 = 0

2x = 5

x = ⁵/₂

x-4 = 0

x = 4

so x₁ = ⁵/₂ , and x₂ = 4

4 0

2 years ago

6 divided by 1 5/16

kkurt [141]

1 7/8 is the answer

Please mark brainiest

3 0

2 years ago

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The advertised size of a computer or television screen is actually the length of the diagonal of

andreyandreev [35.5K]

Answer:

37.5 cm

Step-by-step explanation:

See attached for reference.

let the diagonal be x,

By Pythagorean formula:

x² = (22.5)² + (30)²

x = √[(22.5)² + (30)²]

x = 37.5 cm

4 0

2 years ago

What is the value of 7x^2 + 3x + 4 when x=2?

Nonamiya [84]

Answer:

Step-by-step explanation:

substitute the value of the variable into an equation, then simplify

8 0

3 years ago

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