Question
How is P related to
S? Answer the questions based on the information given below. There are eight members P, Q, R, S, T, U, V and W in a family of three generations. U is the only daughter of V. P is the sibling of U. U has only one child. W is the daughter-in-law of P. T is the nephew of S and grandson of V. S is not a sibling of P. R is the mother-in-law of S. Q is the granddaughter of R.Solution
Find the simplified value of:
(tan 40 º  + tan 20 º )/(1 - tan 40 º tan 20 º)
What is the value of cos75°?Â
sin2 12˚ + sin2 14˚ + sin2 16˚ + sin2 18˚ + ……… + sin2 78˚ =?
If Sin 3A = Cos (A - 46°) where 3A is acute angle, then the Value of A is
sin2 17˚ + sin2 19˚ + sin2 21˚ + sin2 23˚ + ……… + sin2 77˚ = ?
What is the value of sin (B – C) cos (A – D) + sin (A – B) cos (C – D) + sin (C – A) cos (B – D)?
If tan 3.5θ x tan 6.5θ = 1 then the value of tan 5θ is
Take θ = 450
(cos5°+sin5°)/(cos5°-sin5°) is equal to: