1×2×3+2×3×4+3×4×5+…+28×29×30=( )。A.188690B.188790C.188890D.188990
1×2×3+2×3×4+3×4×5+…+28×29×30=( )。
A.188690
B.188790
C.188890
D.188990
相关考题:
下列命令可以求得所有根的有:A.fzero('x^3+2*x-3',3)B.fsolve('x^3+2*x-3',3)C.solve ('x^3+2*x-3',3)D.fsolve('x^3+2*x-3',[0,3,-1])
计算1*2*3 + 3*4*5 +… + 99*100*101