1){sin(theta+25)-cos(65-theta)+3cos55/7sin35} - {4cos70 cosec^2 theta/7tan5 tan25 tan 45 tan 65 tan 85}
2) If cos(81-theta)=sin(k/3-theta),find K
3) If {x+cot40/tan50} - {1/2(cos35/sin35)}=4;find x
4) Evaluate.sin30+2cos^2 45+tan^2 60/1/2cos45+cos^2 30+tan^2 45

Question

1){sin(theta+25)-cos(65-theta)+3cos55/7sin35} - {4cos70 cosec^2 theta/7tan5 tan25 tan 45 tan 65 tan 85}
2) If cos(81-theta)=sin(k/3-theta),find K
3) If {x+cot40/tan50} - {1/2(cos35/sin35)}=4;find x
4)  Evaluate.sin30+2cos^2 45+tan^2 60/1/2cos45+cos^2 30+tan^2 45

anonymous · Answer

U might have more luck if u posted these 1 by 1.

anonymous · Answer

Oh,  I see u did and people responded with "plug and play".

Have to say I agree with them...