A vertical pole subtends an angle `Tan^-1(1/2)` at a point P on the ground. IF the angles subtended by the upper half and the lower half of the pole at P are respectively `alpha and beta`, then `(tan alpha , tan beta)`=

A vertical pole subtends an angle Tan ^(-1) (( 1)/(2)) at a point P on the ground. On the ground .If the angles subtends by the upper half and the lower half of the pole at P are respectively alpha and beta then ( tan alpha, tan beta)

A verrical pole subtends an angle tan^(-1)"1/2 at a points P on the ground. The angle subtended by the upper half the pole at P is

A vertical pole subtends an angle tan^(-1)((1)/(2)) at apoint P on the ground.The angle subtended by the upper half of the pole at the point P is (A)tan^(-1)((1)/(4))(B)tan^(-1)((2)/(9))(C)tan^(-1)((1)/(8))(D)tan^(-1)((2)/(3))

At a point on a level plane a vertical tower subtends an angle alpha and a pole of height a meters at the top of the tower subtends an angle beta . Show that the height of the tower is a sin alpha " cosec "beta cos(alpha + beta) .

The upper 3/4th portion of a vertical pole subtends an angle tan^(-1)(3/5) at the point in the horizont plane through its foot. The tangent of the angle subtended by the pole at the same points is

Vectors vecA and vecB include an angle theta between them. If (vecA + vecB) and (vecA- vecB) respectively subtend angles alpha and beta with vecA , then (tan alpha + tan beta) is

Vectors vecA and vecB include an angle theta between them. If (vecA + vecB) and (vecA- vecB) respectively subtend angles alpha and beta with vecA , then (tan alpha + tan beta) is

The three sides of a right-angled triangle are in G.P (geometric progression). If the two acute angles be alpha and beta , then tan alpha and tan beta are