| 1 |
The domain of principal tangent function is: |
|
| 2 |
The range of principal cosine function is: |
|
| 3 |
The domain of principal cosine function is: |
|
| 4 |
The range of principal sine function is: |
|
| 5 |
The domain of principal sine function is: |
|
| 6 |
The graph of x = sin y is obtained by reflecting the graph of y = sin x about the line: |
x axis
y axis
y = x
y = -x
|
| 7 |
If x is positive or zero, then the principal value of any inverse function of x, if it exists lies in the interval: |
|
| 8 |
r3 = |
|
| 9 |
r2 = |
|
| 10 |
r1 = |
|
| 11 |
|
|
| 12 |
|
r<sub>1</sub>
r<sub>2</sub>
r<sub>3</sub>
r
|
| 13 |
|
|
| 14 |
r r1 r2 r3 = |
abc
|
| 15 |
The in-radius r of a triangle is given by: |
|
| 16 |
The circum-radius R of a triangle is given by: |
|
| 17 |
With usual notations for triangle R equals: |
|
| 18 |
A circle passing though the vertices of a triangle is known as: |
|
| 19 |
A circle drawn inside a triangle and touching its sides is known as: |
|
| 20 |
A circle which touches one side of a triangle externally and the other two produces sides internally is known as: |
|
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