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  2. Glossary of mathematical symbols - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_mathematical...

    1. Means "less than or equal to". That is, whatever A and B are, A ≤ B is equivalent to A < B or A = B. 2. Between two groups, may mean that the first one is a subgroup of the second one. ≥ 1. Means "greater than or equal to". That is, whatever A and B are, A ≥ B is equivalent to A > B or A = B. 2.

  3. List of formulas in elementary geometry - Wikipedia

    en.wikipedia.org/wiki/List_of_formulas_in...

    Shape Area Perimeter/Circumference Meanings of symbols Square: is the length of a side Rectangle (+)is length, is breadth Circle: or : where is the radius and is the diameter ...

  4. Formula - Wikipedia

    en.wikipedia.org/wiki/Formula

    A molecular formula enumerates the number of atoms to reflect those in the molecule, so that the molecular formula for glucose is C 6 H 12 O 6 rather than the glucose empirical formula, which is CH 2 O. Except for the very simple substances, molecular chemical formulas generally lack needed structural information, and might even be ambiguous in ...

  5. Formula calculator - Wikipedia

    en.wikipedia.org/wiki/Formula_calculator

    microMathematics Plus on Android displaying a formula for a popular Wi-Fi password challenge. The formula is entered first, and requires operator precedence — multiplications and divisions precede additions and subtractions. A formula calculator is a software calculator that can perform a calculation in two steps:

  6. Why Minus 40 Is A Magical Number In Weather - AOL

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    If you're American and trying to figure out what your friend in France is talking about, you're likely to use the following formula: (Temperature in Celsius * 1.8) + 32 to get the temperature you ...

  7. Quadratic formula - Wikipedia

    en.wikipedia.org/wiki/Quadratic_formula

    The quadratic formula is exactly correct when performed using the idealized arithmetic of real numbers, but when approximate arithmetic is used instead, for example pen-and-paper arithmetic carried out to a fixed number of decimal places or the floating-point binary arithmetic available on computers, the limitations of the number representation ...

  8. ‘Truck Stop Serial Killer’ Convicted of Third Death amid ...

    www.aol.com/truck-stop-serial-killer-convicted...

    A man dubbed the “Truck Stop Serial Killer” has been convicted of a third murder. On Wednesday, Jan. 22, Bruce Mendenhall, 73 — who is already serving two life sentences for the murder of ...

  9. 23 Foods to Stock Up On Before a Snow Storm - AOL

    www.aol.com/23-foods-stock-snow-storm-190200883.html

    Baby formula and food. Pet food. And if you do lose power? According to the Food and Drug Administration (FDA), bacteria grows in temperatures over 40 degrees Fahrenheit. Therefore, you should ...