Math, asked by ruthquilbiobigot, 2 months ago

Three times a number decreased by two

Answers

Answered by kushaly445

1

Answer:

Then,

Glass is denser than air, and thus, when a ray of light falls on the surface of the prism, it bends towards the normal. According to the diagram, ray PE falls on the surface of the prism and bends towards the normal NE. Then, while moving from the glass to air, the emergent ray FS bends away from the normal.

Answered by shreesinha1209

1

Answer:3x-2=2x+7

Step-by-step explanation:

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