, 08.11.2019 12:31 neariah24

What is two thirds takeaway a half?

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Mathematics, 21.06.2019 16:30
The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year.how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.
Mathematics, 21.06.2019 17:00
Lisa has three classes that each last 50 minutes. what is the total number of minutes of the three classes
Mathematics, 21.06.2019 17:30
Describe the 2 algebraic methods you can use to find the zeros of the function f(t)=-16t^2+400.