Cbse Board Math Text Books Cbse Board Math Text Books Cbse is stands for central board of secondary education that is come under the jurisdiction of the central board and schools related to the central board of education are also known as cbse schools. These schools are situated in all over India and these provide the education of such level that foreign students also studied here on the schools of central board . These schools are not only have focus on the regional languages but also these are concentrate their focus on the foreign languages these schools are both in Hindi or in English medium .these schools have courses in regional languages like Tamil ,Sanskrit Malayalam , Urdu , Gujarati etc .these are also have courses in German , Arabic ,French etc that are foreign language courses . So any one wants to learn any language, can opt that subject that is part of one’s curriculum. In cbse schools have the best infrastructure and also have the best facilities for their students that come under the rules of central board of education. They used the best aids for improving the quality of education bu using the visual aids or e – books or computers that makes the studies more intellectual through which students can easily understand the topic in the practical way as well as in cbse schools there is not only focus on the studies but also on other events as culture events or social events or some Know More About :- Cbse Accountancy Syllabus
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Q. 1 Write the value of sin 620 sin 280 – cos620 cos 280 Q. 2 Write cot A in terms of sin A. Q. 3 Express sec790 + cot 610 in terms of trigonometrical ratios of angles between 00 and 450 . Q. 4 If 3tanθ = 4 , then write the value of tan θ + cot θ . Q. 5 If sinq – cos θ = 0 , 00 <θ < 900 , then write the value of 'θ ' . Q. 6 If 'q ' , then write the value of sin θ + cos 2θ . Q. 7 Write the value of sin2 740 + sin2 160 . Q. 8 In ΔABC, ∠B = 900 and sin C = 4/5 , what is the value of cos A? Q. 9 If A and B are acute angles and sin A = cos B , than write the value of A+B. Q. 10 Write the value of tan2 300 + sec2 450 . Q. 11 Write the value of 9 cosec2620 – 9 tan2 280 . Q. 12 If sin q = 1/2, write the value of sin q – cosec θ . Q. 13 What is the value of cos2490 – sin2 410 ? Q. 14 If q = 450 , then what is the value of 2cos ec2θ + 3sec2q ? Q. 15 Write the value of sin ( 900 –q ) cos q + cos(900 – q) Sinq Q. 16 If tan (3x –150 ) =1, than write the value of 'x'.
Read More About :- Cbse Business Studies Syllabus
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