Solve the following :
60 ÷ 5 × 16 - 8 ÷ 2 ÷ 3 = ?
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Solve the following
78 ÷[-4 + -3 of 27 ÷ -18 ÷ -2]
Expand : S + 23
The value of tan(-405°)
If the mathematical operator '+' means '÷', '-' means '+', '÷' means 'x' and 'x' means '-', then the value of 17 - 7+ 27 + 3 x 79 is
If P means '÷', Q means '+', R means '-' and S means 'x', then the value of
10 R 192 P 48 S 48 P 96 Q 1
The value of sec2θ + 2tanθcotθ - tan2θ is
Simplify : 213 - 112 of 35 + 125 ÷ 213