Question

y ∝ √ x If y = 56 when x = 49 find, y when x = 81

Answer 1

Answer:

72

Step-by-step explanation:

• When y = 56 then, 56 ∝ √49
• 56 ∝ 7 = 8 ∝ 1

Therefore, We put y = 72 then,

• 72 ∝ √ 81
• 72 ∝ 9 = 8 ∝ 1

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