Question
Find the simplified value of: (tan 40 º  +Â
tan 20 º )/(1 - tan 40 º tan 20 º)Solution
We know that tan (A + B) = (tan A + tan B)/(1 - tan A tan B) (tan 40 º  + tan 20 º )/(1 - tan 40 º tan 20 º) = tan ( 40 º + 20 º) =  √3
139.88% of 119.89 + 1451.89 ÷ 6.01 - √196.01 = ? ÷ 3.01 + 215.98Â
Solve the following expression and calculate the approximate value.
1727.8 + 2196.75 + 3 × 11.8 × 12.9 × 24.75
What approximate value will come in place of question (?) in the following given expression? You are not expected to calculate the exact value.
...In a village election, 300 votes were declared invalid. The winning candidate secured 60% of the valid votes and won by a margin of 1,500 votes. Find th...
40.02% of 1220.05 = ?2 + 29.09 × 7.99
?% of (128.31 ÷ 15.97 × 75.011) = 419.98
?² x
Not sure which exam is best for you Talk to our expert