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Find a shortcut for computing the sum: 1+3+5+7++11+13+15+17=?? Explain your shortcut and how you could use this same shortcut to find the sum of all the odd numbers form 45 to 99.
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I want to get the first four terms of the expansion of this expression (x  x^3/3! + x^5/5!  x^7/7!)^2 I already got the answer: x^2  x^4/3 + 2x^6/45  x^8/315 However, I believe I went the long manual route. What's the shortcut
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To Jasmine20  FOILing
Try this website to learn about FOILing better: Go to Google and type in "FOIL" Click the first option (it starts with algebra.help........) If you can't find the exact website, just look through Google to find a lesson on
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Find the shortcut. Solve these problems. Then find and explain a shortcut method for finding the answer. 52(Squared)  42 (squared) = 82 (Squared)  72 (Squared) = 122 (Squared)  112 (Squared) = 312 (Squared)  302 (Squared) =
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does anyone know the shortcut to finding the derivative of a function for example: x^33x^2
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What is a shortcut for finding the sum of all numbers from 199?
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