结合图形完成填空:x²=()y²=()z²=() w²=()结合图形完成填空:x²=( )y²=( )z²=( ) w²=( )( )是无理数,( )是有理数 x=( ),y=( ) ,z=( ),w=( )顺便说一下:25/49
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![结合图形完成填空:x²=()y²=()z²=() w²=()结合图形完成填空:x²=( )y²=( )z²=( ) w²=( )( )是无理数,( )是有理数 x=( ),y=( ) ,z=( ),w=( )顺便说一下:25/49](/uploads/image/z/2738167-7-7.jpg?t=%E7%BB%93%E5%90%88%E5%9B%BE%E5%BD%A2%E5%AE%8C%E6%88%90%E5%A1%AB%E7%A9%BA%EF%BC%9Ax%26%23178%3B%3D%EF%BC%88%EF%BC%89y%26%23178%3B%3D%EF%BC%88%EF%BC%89z%26%23178%3B%3D%28%29+w%26%23178%3B%3D%EF%BC%88%EF%BC%89%E7%BB%93%E5%90%88%E5%9B%BE%E5%BD%A2%E5%AE%8C%E6%88%90%E5%A1%AB%E7%A9%BA%EF%BC%9Ax%26%23178%3B%3D%EF%BC%88+%EF%BC%89y%26%23178%3B%3D%EF%BC%88+%EF%BC%89z%26%23178%3B%3D%28+%29+w%26%23178%3B%3D%EF%BC%88+%EF%BC%89%EF%BC%88+%EF%BC%89%E6%98%AF%E6%97%A0%E7%90%86%E6%95%B0%2C%EF%BC%88+%29%E6%98%AF%E6%9C%89%E7%90%86%E6%95%B0+x%3D%28+%29%2Cy%3D%28+%29+%2Cz%3D%28+%29%2Cw%3D%28+%29%E9%A1%BA%E4%BE%BF%E8%AF%B4%E4%B8%80%E4%B8%8B%EF%BC%9A25%2F49)
结合图形完成填空:x²=()y²=()z²=() w²=()结合图形完成填空:x²=( )y²=( )z²=( ) w²=( )( )是无理数,( )是有理数 x=( ),y=( ) ,z=( ),w=( )顺便说一下:25/49
结合图形完成填空:x²=()y²=()z²=() w²=()
结合图形完成填空:x²=( )y²=( )z²=( ) w²=( )
( )是无理数,( )是有理数 x=( ),y=( ) ,z=( ),w=( )
顺便说一下:25/49的平方根是多少
结合图形完成填空:x²=()y²=()z²=() w²=()结合图形完成填空:x²=( )y²=( )z²=( ) w²=( )( )是无理数,( )是有理数 x=( ),y=( ) ,z=( ),w=( )顺便说一下:25/49
OB=1时
x²=(2)y²=(3)z²=(4) w²=(5)
(x、y、w)是无理数,(z)是有理数 x=(√2) ———根号2
,y=( √3) ,z=( 2 ),w=( √5 )
25/49的平方根是5/7
5/7