如图,在直角三角形ABC(∠C=90°)中,放置边长分别为3,4,x的三个正方形,则x的值为________.
若x2=25,则x=_____; 若,则x=_____;若,则x=_____; 若x3=﹣216,则x=_____;若=3,则x=_____;若,则x=_____.
填空: (1)的立方根为_____(2)﹣0.008的立方根为_____(3)512的立方根为_____(4)36的立方根为_____.
﹣64的立方根是_____,﹣是_____的立方根.
﹣1的立方根是_____,0的立方根是_____,的立方根是_____.
若=4,则=_____.