Răspuns :
[tex]ma = \frac{a + b}{2} [/tex]
[tex]ma = \frac{11 \sqrt{16 } + 7 \sqrt{6} }{2} [/tex]
[tex]ma = \frac{11 \times 4 + 7 \sqrt{6} }{2} [/tex]
[tex]ma = \frac{44 + 7 \sqrt{6} }{2} [/tex]
[tex]ma = \frac{a + b}{2} [/tex]
[tex]ma = \frac{11 \sqrt{16 } + 7 \sqrt{6} }{2} [/tex]
[tex]ma = \frac{44 + 7 \sqrt{6} }{2} [/tex]