1.404
1.790
2.598
2.790
Correct answer is C
loga 13.5 = loga 272
= 3loga 3 - log2a
= 3 x 1.097 - 0.693
= 2.598
Use mathematical table to evaluate (cos40° - sin30°) ...
Solve the following quadratic inequality: x2−x - 4 ≤ 2...
A hunter 1.6 m tall, views a bird on top of a tree at an angle of 45°. if the distance between t...
In the figure, PS bisects angle QPR. Find the ratio SR:QR. ...
In the diagram, O is the centre, ¯RT is a diameter, < PQT = 33o and <TOS = 76\(^...
Find the variance of 2x, 2x-1 and 2x+1 ...
In the diagram above, O is the center of the circle PQRS and ∠QPS = 36°. Find ∠QOS ...