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Delvig [45]
2 years ago
12

T is directly proportional to x2. If T=36 and x=3 find the value of t when x = 5

Mathematics
1 answer:
gavmur [86]2 years ago
6 0

Answer:

{ \bf{T \:  \alpha  \:  {x}^{2} }} \\ { \tt{T = k {x}^{2} }} \\ { \tt{36 = (k \times  {3}^{2}) }} \\ { \tt{k = 4}} \\  \\ { \tt{T = 4 {x}^{2} }} \\ { \tt{T = (4 \times  {5}^{2}) }} \\ { \bf{T = 100}}

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