" Evaluate "15+(-8)=2

Evaluate: ((-8))/(15)-((-7))/(15)

Evaluate: sqrt(-15-8i)

Evaluate 15.2% of 726 xx 12.8% of 643.

If x=15^(@) , evaluate : 8sin2xcos4xsin6x

If x=15^(@) , evaluate : 8sin2xcos4xsin6x

Find the value of : -15-(-2)-71-8+6 .

Evaluate: 271 .8 div 15

Evaluate 252div 4.8 xx 1.5 - (3.8 - 2.6)

The value of 5 -(8+2 sqrt15)/4 +1/(8+2 sqrt15) is equal to:- 5 -(8+2 sqrt15)/4+1/(8+2 sqrt15) का मान ज्ञात करे