<bdo id="ooh4s"><small id="ooh4s"></small></bdo>

<big id="ooh4s"><listing id="ooh4s"><li id="ooh4s"></li></listing></big><fieldset id="ooh4s"><small id="ooh4s"></small></fieldset>

<span id="ooh4s"><small id="ooh4s"></small></span>

判斷題

設A為4*3階矩陣，A的秩R(A)=2，且B=，則R（AB）=2.

答案：正確

你可能感興趣的試題

問題：A=,A^-1=.

答案：正確

設n階方陣滿足關(guān)系式A³=2E，則A的逆陣A^-1=（1/2）A².

答案：正確