matlab Error using ==> mpower Matrix must be square.r=[0:1:12];>> mx=(GMm+mar^2)/(GM+Vear^2);哪里错了?只有r是未知量,我想表示r的范围是0到12

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matlabErrorusing==>mpowerMatrixmustbesquare.r=[0:1:12];>>mx=(GMm+ma*r^2)/(GM+Vea*r^2);哪里错了?只有r是未知量,我

matlab Error using ==> mpower Matrix must be square.r=[0:1:12];>> mx=(GMm+ma*r^2)/(GM+Vea*r^2);哪里错了?只有r是未知量,我想表示r的范围是0到12
matlab Error using ==> mpower Matrix must be square.
r=[0:1:12];
>> mx=(GMm+ma*r^2)/(GM+Vea*r^2);
哪里错了?只有r是未知量,我想表示r的范围是0到12

matlab Error using ==> mpower Matrix must be square.r=[0:1:12];>> mx=(GMm+ma*r^2)/(GM+Vea*r^2);哪里错了?只有r是未知量,我想表示r的范围是0到12
r=[0:1:12];
mx=(GMm+ma*r.^2)./(GM+Vea*r.^2);