ແກ້ -sqrt{2}xcos(pi/12)*sqrt{3}

$$- \sqrt { 2 } x \cos ( \frac { \pi } { 12 } ) \times \sqrt { 3 }$$

ປະເມີນ

$$-\frac{9659258262890683\sqrt{6}x_{0}}{10000000000000000}$$

ຂັ້ນຕອນການແກ້

Evaluate trigonometric functions in the problem

$$-\sqrt{2} x 0,9659258262890683 \cdot \sqrt{3}$$

ຄູນ 0,9659258262890683 ກັບ -1 ເພື່ອໃຫ້ໄດ້ -0,9659258262890683.

$$-0,9659258262890683\sqrt{2}x_{0}\sqrt{3}$$

ເພື່ອຄູນ \sqrt{2} ແລະ \sqrt{3}, ໃຫ້ຄູນຈຳນວນພາຍໃຕ້ຮາກຂັ້ນສູງ.

$$-0,9659258262890683\sqrt{6}x_{0}$$

ບອກຄວາມແຕກຕ່າງ w.r.t. x_0

$$-\frac{9659258262890683 \sqrt{6}}{10000000000000000} = -2\frac{3660254037844388}{10000000000000000} = -2,366025403784439$$