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Let ∡SQR = x and ∡SRT = y Here, in triangle QRS,  x + 35o = y                         [ an exterior angle is equal to the sum of its two opposite interior .....

Here,     sin3x = cos7x   or, sin3x =Sin(90o - 7x)         [ Since, sin(90o - A) = cosA.] or, 3x = 90o - 7x or, 10x = 90o  Solve and find .....

An ordinal number is a number that tells the position of something in a list, such as first, second, third, fourth etc. For example: Number   Ordinal number     1                  .....

Ram: Good evening, Gopal. How are you?

Gopal: I am fine. What about you?

Ram: I am fine too. I am afraid, I am disturbing you.

Gopal: Not at all. I am thinking of a matter seriously.

Ram: What are you thinking of? .....

म को हुँ निबन्धमा निबन्धकारले आफुलाई चोरको रुपमा प्रस्तुत गरेकी छिन् । लेखकले फुलको .....

म चन्द्र शमशेरकी पत्नीका ठाउँमा भएको भए सबैसँग शंकालु व्यवहार नगर्न अनि सबैलाई समेटेर शासन .....

Here,  n(U) = 60, n(A) = 30, n(B) = 40 and n(AUB) = 55 i) n(AUB) = n(A) + n(B) - n(A∩B) or, 55 = 30 + 40 - n(A∩B) Simplify and find  n(A∩B) ii) n(AUB)' = n(U) - n(AUB) = 60 - 55 =............ iii) .....

Here,  n(U) = 50, n(A) = 25, n(B) = 27 and n(A∩B) = 10 i) n(AUB) = n(A) + n(B) - n(A∩B) = 25 + 27 - 10=........... ii) n(AUB)' = n(U) - n(AUB) =.....................Use vale of n(AUB) from (i) and find it. iii) n(only A) = no(A) .....

Here,  From the venn -diagram,  n(NUE) = 75 - x + x + 60 - x or, 110 = 135 - x Find x. Then,  (i) n(N∩E) = x  = .............. (ii) n(NUE)' = n(U) - n(NUE) = 150 - 110 =............... (iii) no (N) = 75 - x .....

Fom the Venn - diagram,  n(TUM) = 15 + 20 + 18 = ...............Find it. n(T∩M) = 20 n(TUM)' = 5. Similarly find .....

Here, 2x + 1 = 2( x + 1/2) . Compare (x + 1/2) = x - a, we get a = -1/2. By the factor theorem,     f(- 12) = 0 or,  2 ⨉ (- 12)3 + a (- 12)2 -  12 + 2 = 0   or, - 28- a4-12+ .....

Here is an example. Look it and try your question. Question: It is given that 2x3-7x2+x+10 =(x+1) Q(x) +R. find remainder R and the  .....

Here, f(x) = x  and  g(x) = x + 1. So,       gof(x) = g{f(x)}                  = g(x)                  = x + .....

Here,  g(x)= 5x - 2 & h(x)=(5x + 2)/2 Now,  (hog)(x) = h{g(x) }= h(5x - 2) = [5(5x - 2) + 2]/2 = (25x - 8)/2 Let y = (25x - 8)/2  Under the inverse function, role of x & y interchanged. So,  x = (25y - 8)/2 Now .....

Here,  f(x) = (x + 3)/2 & g(x) = 3x +4 To find  fof -1(x), fog-1 & f -1og-1(1) find f-1(x) , g-1(x). Then,  fof -1(x) = f{f-1(x)}               = f{(2x - .....

We  human breath oxygen and breath out carbondioxide. Vehicles, industries also produce carbondioxide. These carbondioxide produced are absorbed by plants. Which helps plant to make food. Stomata absorb the carbondioxidefrom the .....

Carnivorous animal have a wide feet which give them more grip during chase and dense bone keep the feet .....

अनावश्यक रुपमा अरुलाई नराम्रो देख्ने व्यक्ति सधैँ चिन्तामा नै हुन्छ .....

L.H.S = sin4a + 2 sin2a.cos2a + cos4a We know that, (a + b)2 = a2 + 2ab + b2 ..................(i) Comparing sin4a + 2 sin2a.cos2a + cos4a with equation (i) we get, sin4a + 2 sin2a.cos2a + cos4a = (sin2a + cos2a)2 = (1)2  .....

मुक्तियारको अर्थ प्रधानमन्त्री वा सो सरहको पदलाई पहिला मुक्तियार भनिन्थ्यो । भीमसेन थापालाई .....

Here,  LHS = (sin2a)2 - (cos2a )2  Now using formula  a2 - b2 = (a + b)(a - b), we get         = ( sin2a + cos2a)  ( sin2a - cos2a)         = 1( sin2a - cos2a)  .....

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ADSL stands for Asymmetric Digital Subscriber Line. GPRS stands for General Packet Radio Service. LiFi stands for Light Fidelity. FTP stands for file transfer protocol. NCP stands for Network Control .....

Your question is not clear. Are asking about the brand name like lenovo, accer, dell, samsung etc or anything .....

Reading the textbook as well as the newspapers and magazines will help you in this issues. Also, listening to the news will keep you updated with world affairs. Participating in the fruitful debates organised in the school will also help .....

I wished, she had come .....

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Here, Height of the cone = h  = 6 ft Height of cylinder = h1  = 13 - 6 = 7ft  Radius of the base (r) = diameter / 2 = 16 / 2 = 8ft Rate = Rs.30 / ft2 Now, slant height of the cone = l = √(r2 + h2) .....

Here, First expression = a4 - 2ya3 + y2a2 - x4  = a2(a2 - 2ya + y2) - x4  = {a(a - y)}2 - x4 = (a2 - ay)2 - (x2)2 Now use formupa of a2 - b2 and find factors. Second .....

Your question must be:4cos3 A sin 3A + 4sin3 A cos 3A  = 3sin4A. W have formula: sin 3A = 3 sin A - 4 sin3 A  cos 3A = 4 cos3 A - 3 cos A  sin 4A = 4 (sin A cos3 A - sin3 A cos .....

Some of the methods that can be implemented for uplifting own culture are: making the current generation aware of own cultural identity promoting own cultural activities through various activities highlighting the importance and .....

We can  discuss the measures of controlling communicable disease in our locality into three groups: - Infectious agents in the reservoir of infection and the route of exit from the reservoir are discussed under the      .....