filmov
tv
If A,B and C are interior angles of a triangle then show that tan(A+B)/2 = cot C/2
Показать описание
0:03:25
If AA + BB + CC = ABC, What Are A, B and C?
0:05:02
If a,b,c are in AP. Show thata(b+c)/bc, b(c+a)/ca, c(a+b)/ab are in AP | Arithmetic Progression
0:01:46
Direct Proof: If a|b and b|c, then a|c
0:04:29
If A, B and C are interior angles of a triangle. Show that sin(B+C)/2 = cos A/2
0:02:13
If a, b and c are positive numbers such that (a2 + b2) ∶ (b2 + c2) ∶ (c2 + a2) = 34 ∶ 61 ∶ 45, then...
0:01:29
If 𝐚, 𝐛 and 𝐜 are unit vectors such that 𝐚 + 𝐛 + 𝐜 = 0, then the value of 𝐚∙𝐛 + 𝐛∙𝐜 + 𝐜∙𝐚 is...
0:03:57
If a/b=c/d then a/b=(a+c)/(b+d) mathematical proof
0:02:03
If a,b and c are 3 vectors such that a+b+c=0, |a|=1, |b|=2, |c|=3, then a.b+b.c+c.a=?jee test series
0:02:28
If A,B and C are interior angles of a triangle then show that tan(A+B)/2 = cot C/2
0:00:45
If the magnitudes of vectors A, B and C are 4,3 and 5 units respectively and A+B=C, the angle bet...
0:02:38
Find a, b and c if it is given that the numbers a,7,b,23,c are in A.P...|| RD Class 10 ||
0:05:26
If (b+c-a)/a, (c+a-b)/b, (a+b-c)/c are in AP Prove that 1/a, 1/b, 1/c are AP |Arithmetic Progression
0:01:44
If a, b, c are in AP, then 1/(√a+√b),1/(√a+√c),1/(√b+√c)are in
0:03:50
If (a+b):(b+c):(c+a) = 6:7:8 and a+b+c = 14 then the value of c is
0:03:27
If a:(b+c) =1:3 and c:(a + b) =5:7 then find (b: a+c)
0:04:39
If the numbers a, 7, b, 23, c are in AP, find a, b and c.
0:04:09
If a,b, c are in A.P. Show that 1/bc, 1/ca, 1/ab are in A.P. | Arithmetic Progression | Sequence
0:01:55
If a,b,c are in A.P. prove that `b+c,c+a,a+b ` are also in A.P.
0:06:02
If A,B and C are finite sets,then prove n(A∪B∪C)=n(A) + n(B) + n(C)– n(A∩B)–n(B∩C) – n(A∩C)+n(A∩B∩C)...
0:05:04
If a(1/b + 1/c), b(1/c + 1/a), c(1/a + 1/b) are in AP, prove that a,b,c are in AP | Sequence |Series
0:05:25
If(a + b) : (b-c) : (c + a) = 6 : 7 : 8 and a+b+c=14,then find a : b : c
0:03:51
If a+b+c=5 and ab+bc+ca=10, then prove that a^3+b^3+c^3-3abc=-25. | 9 | POLYNOMIALS | MATHS | NC...
0:05:52
If 𝐴 = 𝐵+𝐶 and the magnitude of 𝐴 , 𝐵 and 𝐶 are 5, 4 and 3 units the angle between
0:04:05
if `a+1/b = b + 1/c = c+1/a` (where `a!= b!=c)` then abc is equal to ?
Комментарии