Question

(3√7-50√7)+(-3√7-5√7+√7)
VA TOG REPERE​

Answer 1

Răspuns:

$(3 \sqrt{7} - 50 \sqrt{7} ) + (3 \sqrt{7} - 5 \sqrt{7} + \sqrt{7} ) = ( - 47 \sqrt{7} ) + ( - \sqrt{7} ) = - 47 \sqrt{7} - 7 = - 48 \sqrt{7}$