Mathematics in The Modern World

Mathematics in The Modern World

2-GED MAT 01 (Module 2 LEsson 2 Exercises)

DIRECTION

Write the Mathematical expression with no space given the items from 1 - 5. Use the symbol caret (^) for exponentiation. Use small letter x variable. Example x^2-5^2 means x squared minus 5.

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Translate "The cube of a number subtracted fro a square of five"

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Twice a number less than 7

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The square of the difference of a number and

twenty

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Seventy-seven less than trice a number

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Four times the sum of a number and six

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The product of a number and four is equal to three

more than twice the number

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Nine less than trice a number is eighteen

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Two more than twice a number is six

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Four less than six times a number is equal to two

more than a number

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Twice the sum of a number and five is nine

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Translate ―three more than twice a number is seventeen‖ into an equation

1. TRUE

• For any positive integer x, there exists a positive integer y such that the sum of the two integers is equal to a positive integer.

2. FALSE

• For every real number x there exist a real number y such that the sum of x and y is equal to 8.

3. FALSE

• For any positive integer x there exist a positive integer y such that the square of y is x.