Answer :
x varies directly with y²
That gives x=k y² , where k is the constant
For value of y= 3 and x=2
We have 2 = k 3² = k 9 ⇒ k = 2/9
For value of y = 5
We have x =(2/9)*5²=50/9
Value of x=50/9
That gives x=k y² , where k is the constant
For value of y= 3 and x=2
We have 2 = k 3² = k 9 ⇒ k = 2/9
For value of y = 5
We have x =(2/9)*5²=50/9
Value of x=50/9
Answer:
50/9
Step-by-step explanation:
x is directly proportional to y²
x=ky²where k is a constant
for y= 3 X=2
k= X/y²=2/3²=2/9
for y = 5,X= ky²= 2/9 ×5²=50/9
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