# Posts by Haile

Total # Posts: 11

**maths**

solve 2cos(2theta-pi)= -2 , -2 pi less or equal to theta less than 2 pi

*May 17, 2015*

**math**

solve for theta:2cos(2theta-pi)= -2 ,for -2pi less or equal to theta less than 2pi

*April 25, 2015*

**social studiesw**

how can objects we find today tell us about people who lived before written history

*September 5, 2012*

**Physics**

nfttttttfg

*June 10, 2012*

**Physics**

Two men pushing a stalled car generate a net force of +655 N for 8.3 s. What is the final momentum of the car?

*December 4, 2011*

**Chemistry**

Write the correct symbol in standard form for the isotope of platinum that contains 118 neutrons.

*October 4, 2011*

**Chemistry**

Write the correct symbol in standard form for the isotope of platinum that contains 118 neutrons.

*October 4, 2011*

**Math**

Express the repeating decimal 0.513 (the 13 is repeating so the decimal is 0.5131313131313...) as a fraction in lowest terms using the infinite geometric series method.

*September 29, 2011*

**Math**

the 1 and the there are repeating so it's .513131313131313... and 489/900 isn't giving me that. could you explain it again?

*September 29, 2011*

**Math**

Express the repeating decimal 0.513 (the 13 is repeating) as a fraction in lowest terms using the infinite geometric series method.

*September 29, 2011*

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