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GeometryQuestion and Answers: Page 108
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Question and Answers Forum |
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GeometryQuestion and Answers: Page 108 |
| Metal pellets of mass 0.1 kg are fired into an iron plate of large mass m and specific heat capacity c at a temperature of 15°C . 25% of the kinetic energy of the pellets is converted thermal energy and the plate temperature rises to 16°C. The average speed of the pellets before hitting the plate was ? |
| sin(2θ) + 7cos(2θ) = 6 find θ |
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| please how can demonstred sin(2x)_ /cos(2x)=2sin(2x) |
| how can demonstred that cos(2x)−sin(2x)−1=−cos^2 x |
| n_c_n =((n!)/((n−n)!n!)) |
| n_c_n =((n1)/((n−n))) |
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| ∫((x dx)/((x+1))^(1/3) )=....??? |
| Evalute ∫(x^(2 ) + 9)^9 dx . |
| lim_(x→1) ∫_( 1) ^( x) ((e^t^2 (dt))/(x^2 − 1)) (a) 1 (b) 0 (c) e/2 (d) e |
| A block of mass 2.0kg resting on a smooth horizontal plane is acted upon simultaneously by two forces 10N due north and 10N due east. The magnitude of the acceleration produce by the force on the block. |
| prove that the quadrilateral formed by angle bisectors of a cyclic quadrilateral is also cyclic. |
| A manometer wire of lenght 60 cm is maintained under a tension of value 20V and an a.c is passed through the wire. If the density of the wire is 4000kgm^(−3) and it diamerter is 2mm. Calculate the frequency of the a.c |
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| e^((−2×10^(−2) /2)) |
| d/dx(cos^2 xdy/dx)=0 |
| maximum and minimum value of 12x^(5−5x^4_(+40x^3_(+6) ) ) |
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| good morning!!!! we have f(x)=x^2 +2x g(x)=−2x^2 −3x+2 and d(m)=mx+2m 1)determine the coordonate of M_1 and M_2 intersection points respectively of (Cf) and d(m) or(Cg) and d(m) |
| find all the possible values of cos θ such that 2cot^2 θ + cos θ=0 |
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| solve simultaneously. m^4 + n^4 = 9m^2 n^2 + 1 ...... (i) m + n = 4 ........ (ii) |
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