45 min में 45 Questions

What will come in place of question mark(?) in the following questions? (45xx 4.5 xx 3.2) + 343 =?

Exercise Discussion class ( Question 45-80)

Choose the correct answer in each of the following questions: If tan^(2)45^(@)-cos^(2)30^(@)=x sin45^(@) cos 45^(@) " then " x =?

Choose the correct answer in each of the following questions: sin(45^(@)+theta)-cos(45^(@)-theta)=?

If the time on a 12-hour clock is 3 hours -45 min PM, then time on 24-hour clock is ______

Choose the correct answer in each of the following questions: (cos0^(@)+sin30^(@) +sin45^(@))(sin 90^(@) + cos60^(@)-cos45^(@))=?

Find the ratio of 4 min: 45 sec

What is the value of (1/(sin45^@)-sin45^@) (1/(cos 45^@)-cos45^@)(tan45^@+1/(tan45^@)) ?

cos (45 ^ (@) - A) cos (45 ^ (@) - B) -sin (45 ^ (@) - A) sin (45 ^ (@) - B) = sin (A + B)