I need help with an algebra problem

Algebra
Tutor: None Selected Time limit: 1 Day

Dec 5th, 2015

Thank you for the opportunity to help you with your question!

1. 2-1/2+1/8-1/32+1/64=(128-32+8-2+1)/64=103/64

2. 2^1+2^2+2^3+2^4+......2^8=2+4+8+16+32+64+128+256=510

Please let me know if you need any clarification. I'm always happy to answer your questions.
Dec 5th, 2015

the fraction I am told is wrong

Dec 5th, 2015

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