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Advertisers like the hardware store owners are often interested in reaching their target audience more than one time. The reason is many consumers do not pay close attention to ad messages. As such, advertisers seeking to expose targeted consumers to advertising message more than once are interested in frequency, which is defined as the average number of times a person in a target audience is exposed to an ad.
The value of (sin 60 º cos 30 º - cos 60 º sin 30 º) is equal to:
If (sinx + siny) = a and (cosx + cosy) = b, then find the value of (sinx siny + cosx cosy).
[A] (a²+b²-2)/ 2
[B] (a2-b2<...
The angle of elevation of the top of a 70 feet tall tower from the initial position of a person on the ground was 30°. She walked towards the tower in ...
If tan θ = 8/3 , then the value of (3Sinθ+2 Cosθ )/(3 Sinθ-2Cosθ) is
If tan 4θ = cot 14θ, then find the value of cos 9θ.
Find the exact value of cos120°
If A and B are complementary angles, then the value of-
sin A cos B + cos A sin B – tan A tan B + sec 2
ABC is an isosceles triangle where AB = AC which is circumscribed about a circle. If P is the point where the circle touches the side BC, then which of ...
If sin(x-y) = 1 and cos(x+y) = 1 /√2 then what is measure of angle x.