4sin(15)2cos(40)=2sin(10) eching

$$4 \sin ( 15 ) 2 \cos ( 40 ) =2 \sin ( 10 )$$

Tasdiqlamoq

Yechim qadamlari

Evaluate trigonometric functions in the problem

$$4 \cdot 0,25881904510252074 \cdot 2 \cdot 0,766044443118978 = 2 \cdot 0,17364817766693033$$

2ni ikki tarafidan bekor qilish.

$$4\times 0,25881904510252074\times 0,766044443118978=0,17364817766693033$$

1,03527618041008296 hosil qilish uchun 4 va 0,25881904510252074 ni ko'paytirish.

$$1,03527618041008296\times 0,766044443118978=0,17364817766693033$$

0,79306756509658460206982213041488 hosil qilish uchun 1,03527618041008296 va 0,766044443118978 ni ko'paytirish.

$$0,79306756509658460206982213041488=0,17364817766693033$$

0,79306756509658460206982213041488 va 0,17364817766693033 ni taqqoslang.

$$\text{false}$$