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For each F(x,y) = 0, (i) find \frac{dy}{dx} (ii) find the points for which \frac{dy}{dx} is not defined (a) 2y+3x = 0 (b) 2x^2 + y^2 = 0 (c) x^2y + e^y + xy = 0 (d) \ln y + e^x + 5xy^2 = 0. y = 7/u and u = sqrt(x) + 7. r(t) = (t^2, (2/3)t^3, t); (4, -16/3, -2). Find all solutions of the equation in the interval [0, 2pi). The minimum value is 42 and the maximum value is 129. f double prime (x) = 2e^x + 3sin x, f(0) = 0, f(pi) = 0. Determine an arc length parametrization of r(t) = (3t^2, 4t^3). Solve the differential equation 2y'' -5y' -3y =0 with the initial conditions y(0) = 1, y'(0) =10, Find curl F(x,y,z) , when F(x,y,z) = x^3yz i +xy^3z j + xyz^3 k, Evaluate the integral \int \frac{1}{64x^2-9} \,dx. Then, what is the possible coordinate(s) for K? r(t) = (10 + ln(sec \ t)) \ i + (8 + t) \ k, \frac {-\Pi}{2} < t < \frac {\Pi}{2} \\r(t) = (3 + 9 \ cos \ 2t) \ i - (7 + 9 \ sin \ 2t) \ j + 2 \ k, Explain: I study engineering but I have a problem with mathematics, always when it come to mathmatic I struggle how to overcome such a problem. Find the sum of x^3 y + x^2 y^2 - 3 x y^3 and x^3 - 3 x^3 y + y^3 + 4 x y^3. \int (x - 1)(x + 1)^{\frac{1}{2}}dx, Find the general indefinite integral : \int (\frac{1-sin^{3}t}{sin^{2}t}) dt, Determine the indefinite integral and check your work by differentiation: \int \sin(x)(\cot(x) + \csc(x)), Evaluate the definite integral: integral_2^3 dx/x^2 - 1, Integrate the function: sqrt(1 + (x^2/9)), Find the integral of the given function: tan^3 2x sec 2x. 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Go ahead and ask it. A set of grade 4 math questions on operations on numbers, converting units, algebraic expressions, evaluation of algebraic expressions, problems are presented along with their answers at the bottom of the page. Hot . 0 . Learn to approach problems logically and creatively, no matter where you’re starting from. \frac{(\tan^2(x) - \cot^2(x))}{(\tan(x) - \cot(x))} = \csc(x) \sec(x), Find the indefinite integral and check the result by differentiation: integral (t^2 - cos t) dt, Find the indefinite integral and check the result by differentiation: integral (8x^3 - 9x^2 + 4) dx. Forums: Viz Comic, Maths, Puzzles. If \gamma(\frac{8}{3}) = a find \gamma(\frac{1}{3}). 0 . Determine if the following series is convergent or divergent. Skeptics of online learning argue it’s difficult to replicate their value online -- but Speer isn’t a skeptic. Integral of (t^2 multiplied by sin(Bt) multiplied by dt), Find the first four nonzero terms of the given taylor series. Free Online GED ® Sample Tests Try a free sample test in each of the GED subjects. Express the following in radians: 1025 degrees. NOTE: write you... What does a graph showing the growth of forest volume over time looks like 1) A U shape 2) An inverted U shape 3) An S shape 4) A pyramid 5) A straight line Maximizing the profit of timber harves... ! Though Speer questions the utility of discussion boards, she doesn’t think they should be discarded. Find the derivative of the function: y = (1/(3x)^-2) - 5 cos x, Find the derivative of the function: f(x) = 6(sqrt(x)) + 5 cos x, Find the derivative of the function: y = x^2(2x^2 - 3x), Find the derivative of the function: f(x) = x^2 + 5 - 3x^-7. Find the vectors T, N, and B at the indicated point. Evaluate the integral: integral of 2sec^4 x dx. Determine if: A) The series is absolutely convergent. A(v) = v(2/3) times (2v2 + 1 - v-2), Find the second derivative of the function. Anybody can ask a question Anybody can answer The best answers are voted up and rise to the top Home Questions Tags Users Unanswered How can I write a math formula in a post? Consider the vector field F(x,y,z)=(4z+3y) i+(5z+3x) j+(5y+4x) k . Whether it’s one-on-one discussion so students can ask a question privately, or small or large group discussion, you can keep those important academic and social emotional conversations happening outside of the traditional classroom setting. Sum of (2n^2 + 3)/(5n^2) from n = 1 to infinity. Our math question and answer board features hundreds of math experts waiting to provide answers to your questions. A) (3, 3*sqrt(3), 6*sqrt(3)) B) (0, 5, 5), Find velocity and position that has the acceleration a(t)= \langle 3e^t, 18t,2e^{-t} \rangle and specified velocity and position conditions: v(0)=(3,0,-6) \enspace and \enspace r(0)=(6,-1,2). Team Rice live match you need to buy TV software clicking the link given before. Use your calculator wisely. Find the interval of convergence. Sum of (x^n)/(n*10^n) from n = 1 to infinity. \int 6^{\sin x}\cos xdx, Evaluate the integral. Name the test used to determine your answer. Grade 4 Math Questions With Answers. 18 b. What are some examples of Godel's incompleteness theorem in biological systems? Find the radius of convergence of the following power series. Find T(t) \enspace and \enspace N(t) for the curve r(t) = 4t^2 i + 6t j . Don't panic - Study.com has the solutions to your toughest math homework questions explained step by step. If \sin \theta = \frac{5}{13}, theta lies in quadrant 2, find \tan 2\theta. B) Find the unit normal N(t). \int x^{\frac{7}{8}} dx, Evaluate the indefinite integral. The Discussion, 9 Apr 09 April 2020 - After Math of Lockdown - The Discussion Part 2 -Ml Arafat Hatia and Ml Salim Karim If it is convergent, evaluate it. English lesson on MATHEMATICS. Exercise 3.5.1 : On the space of nonnegative integers, which of the following functions are distance measures? Our online math trivia quizzes can be adapted to suit your requirements for taking some of the top math quizzes. Log In:: Register:: Search. Evaluate the expression ((-1)^2 + 11^2)(11^2 - {(-7)}^2). A) Find the limit: limit as x approaches infinity of arctan(e^x). Math. How many molecules (not moles) of NH3 are produced from 3.86 \times 10^{-4} g of H2? Math Solutions Professional Learning Team, Data Analysis: A Lesson with Seventh and Eighth Graders. What is the value of the Lagrange multiplier ? Find an equation for the plane consisting of all points that are equidistant from the points (-5, 4, 3) and (1, 6, 7). Math. 2021 Math Solutions | A division of Houghton Mifflin Harcourt | 877.234.7323. Case study Case studies are an ideal way to illuminate the practical consequences of different concepts. This model assumes that populations are competing for a single limiting resource and reproduce at discrete moments in time. Solve the differential equation (\sin 2x)y'=e^{5y}\cos 2x. Compute the arclength function s(t) (with initial point t=0 ). Eliminate the parameter t to determine a Cartesian equation for: x = t^2, y = 8 + 4t. Find an arc length parametrization of r(t)= \langle e^t\sin(t),e^t\cos(t),6e^t \rangle. What is the number? What is the difference between a number and 20 more than that number? If f(2) = 14, f prime is continuous, and integral from 2 to 5 of f prime (x) dx = 20, find the value of f(5).

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