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skullcandy1396
24.07.2019 •
Mathematics
Rolando wrote an equation that represents a direct variation. he then solved that equation for x. which of these could be rolando's final equation? 1. y = 7x 2. x = y −3 3. x = 1/6y 4. x=y^2
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Ответ:
Ответ:
by rationalizing the denominator
4√6x√30/√30x√30
= 4√6x30/√30²
=4x√180/30 (i)
by solving the √180
√180=6√5
putting the value of √180 in (i)
=4x6√5/30
=24√5/30
=4√5/5 is the right answer.