Pls solve this question and give the values of tan alpha and tan beta
Pls solve this question and give the values of tan alpha and tan beta (c) 600
(b) 450
(d) 900
5. A river is flowing due east with a speed 3 m s-l. A
swimmer can swim in still water at a speed of 4 m s-l. If
swimmer starts swimming due north, then the resultant
velocity of the swimmer is
26. Vectors Ä and include an angle O between them. If
(Ä + b) and (Ä — G) respectively subtend angles a and
ß with Ä , then (tan + tan B) is
CAB sin O)
(a)
(A2 + B2 cos2 0)
(142 sin 2 0)
(c)
(A2 + coe 0)
(2AB sin 0)
(b)
(A 2 — B2 cos2 0)
(B2 sin 2 0)
(d)
(A2 - 132 0)
27. Resultant of two vectors Ä and is of magnitude P.
If is reversed, then resultant is of magnitude Q. What
is the value of P2 + Q ?
(a) 2(A2 +132)
(c) — 132
(b) 2(A2-B2)
(d) A2 + 132
