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Math

Answered

If y varies directly as the square of x, and y = 8 when x = 2, find y when x = 7?

Sagot :

OnekPHgo OnekPHgo

Answer:

98

Step-by-step explanation:

Y=kx^2

If

8=k(2)^2

8=k(4)

K=2

Then,

Y=2x^2

If,

Y=2(7)^2

=98

#Sana Nakatulong :)

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