12 Expand and simplify if possible, without using your calculator:a (3+√5)b (2-√5)(5+√3)c (6-√2)(4-√7) 相关知识点: 试题来源: 解析 3+√5;10+2√3-5√5-√(15);24-6√7-4√2+√(14) a (3+√5)=10+2√3-5√5-√(15) c (6-√2)(4-√7)=24-6√7-4√2+...
Factor, expand or simplify polynomials with Wolfram|Alpha expandpolynomialx-3x3+5x-2 At End of expand polynomial (x-3)( Start Power, Start base, x , base End,Start exponent, 3 , exponent End , Power End +5x-2) Natural Language ...
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A complex function f(x + iy) depends on two real parameters x & y and has two components, Re f, and Im f. We can render this as a surface in 4 spatial dimensions with coordinates: (x, y, Re f(x+ iy), Im f(x + iy)) and then project this surface to the screen in a man...
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