Maths
Example 11 Find the value of sin 15°.
22
Oct
Example 11 Find the value of sin 15°. Example 11 Find the value of sin 15°. October 22, 2021 Category: Chapter 3 - Trigonometric Functions , Maths , NCERT Exemplar Class 11 ,
Example 10 Prove that 3sin π /6 sec π /3 – 4sin 5π /6 cot π /4 = 1
22
Oct
Example 10 Prove that 3sin π /6 sec π /3 – 4sin 5π /6 cot π /4 = 1 Example 10 Prove that 3sin π /6 sec π /3 - 4sin 5π /6 cot π /4 = 1 October 22, 2021 Category: Chapter 3 - Trigonometric Functions , Maths , NCERT Exemplar Class 11 ,
Example 9 Find the value of cos (–1710°)
22
Oct
Example 9 Find the value of cos (–1710°) Example 9 Find the value of cos (–1710°) October 22, 2021 Category: Chapter 3 - Trigonometric Functions , Maths , NCERT Exemplar Class 11 ,
Example 8 Find the value of sin 31π/3.
22
Oct
Example 8 Find the value of sin 31π/3. Example 8 Find the value of sin 31π/3. October 22, 2021 Category: Chapter 3 - Trigonometric Functions , Maths , NCERT Exemplar Class 11 ,
The minute hand of a watch is 1.5 cm long. How far does its tip move in 40 minutes? (Use π = 3.14).
22
Oct
The minute hand of a watch is 1.5 cm long. How far does its tip move in 40 minutes? (Use π = 3.14). The minute hand of a watch is 1.5 cm long. How far does its tip move in 40 minutes? (Use π = 3.14). October 22, 2021 Category: Chapter 3 - Trigonometric Functions [...]
Find the radius of the circle in which a central angle of 60 degree intercepts an arc of length 37.4 cm (use pi=(22)/7).
22
Oct
Find the radius of the circle in which a central angle of 60 degree intercepts an arc of length 37.4 cm (use pi=(22)/7). Find the radius of the circle in which a central angle of 60 degree intercepts an arc of length 37.4 cm (use pi=(22)/7). October 22, 2021 Category: Chapter 3 - Trigonometric Functions [...]
Convert 40 degree 20′ into radian measure.
22
Oct
Convert 40 degree 20′ into radian measure. Convert 40 degree 20' into radian measure. October 22, 2021 Category: Chapter 3 - Trigonometric Functions , Maths , NCERT Exemplar Class 11 ,
Convert 6 radians into degree measure.
22
Oct
Convert 6 radians into degree measure. Convert 6 radians into degree measure. October 22, 2021 Category: Chapter 3 - Trigonometric Functions , Maths , NCERT Exemplar Class 11 ,
8. Let f = {(1, 1), (2, 3), (0, –1), (–1, –3)} be a function from Z to Z defined by f(x) = ax + b, for some integers a, b. Determine a, b.
22
Oct
8. Let f = {(1, 1), (2, 3), (0, –1), (–1, –3)} be a function from Z to Z defined by f(x) = ax + b, for some integers a, b. Determine a, b. –3)} be a function from Z to Z defined by f(x) = ax + b 0 ) 1 2 3% 8. [...]
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–3)} be a function from Z to Z defined by f(x) = ax + b ,
0 ) ,
1 ,
2 ,
3% ,
8. Let f = {(1 ,
B ,
b. Determine a ,
for some integers a ,
7. Let f, g: R → R be defined, respectively by f(x) = x + 1, g(x) = 2x – 3. Find f + g, f – g and f/g.
22
Oct
7. Let f, g: R → R be defined, respectively by f(x) = x + 1, g(x) = 2x – 3. Find f + g, f – g and f/g. 7. Let f f – g and f/g. g: R → R be defined g(x) = 2x – 3. Find f + g respectively by [...]