Cos (pi by4 x) cos (pi by -x) =root of 2cos x
Prove it
Question
Maths
Aug. 4, 2019, 12:42 p.m.
Answer
A lampposy is situated at the middle point M of the Side ACof triangular plot ABC with BC =7m CA=8m AB=9m. Lamp post subtends an angle 15° at the point B. DETERMINE HEIGHT OF LAMPPOST
what is the y coordination of the maximum point for the curve y=15-2x-x^2
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Question 3: b2 value is -10 but considered 10. Hence ur getting wrong answer
I am unable to understand the basic concept of this question...plz help