Answers created by martin23239

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• How do you simplify the following problem?
  
• What is the solution of Log of 0.00001 to the base 0.01 without using logarithm table and calculator?
  
• How do you simplify `(2sqrt2- 2sqrt3 )/(4sqrt3+4sqrt2)`?
  
• Sin(x)csc(x)?
  
• Which of the following statement are true? (1). x^(m) + a_1 x^ (m-1) + ...+ a_(m-1) x + a_ (m) = 0, a_( i) in R for all i = 1, ..., has a root in R only if m is an odd number?
  
• Find the sum of the 5th roots of unity?
  
• How do you solve `8ln(x) = 1`?
  
• How do I find the limit of `x/(sin3x)`?
  
• How do you evaluate `log_7 7^3`?
  
• How do you simplify `(14!)/(13!)`?
  
• Prove that the sum of 6 consecutive odd numbers is an even number?
  
• How do you integrate `int(x(x+2))/(x^3 +3x^2 -4) dx`?
  
• If f(x)=(4x+5)/(5x+6), how do you find f'(x)?
  
• How to evaluate the limit of `lim(1/t^2)sin^2(t/2)` when t approaches 0?
  
• How do you find the slope given (1,2) and (2,5)?
  
• If `5wx -x = 16w`, what does `x` = ?
  
• How do you decide whether the relation `x=y^2` defines a function?
  
• If line q has a slope of 2, what is the slope of any line perpendicular to q?
  
• What is the slope of the line that passes through the points (1,3) and (2,6)?
  
• How much is 18 more then the product of 8 and 9 ?
  
• What is the square root of 0.0025?
  
• What is the slope of the line that goes through points (6,0) and (0, -8)?
  
• Define a *b=2(a+b)+2a, where a, b are any two number ,if 3*x=4 then x=?
  
• Solve the inequation `a^(2x)−a^(2)a^(x)+a^(x)−a^(2) < 0` for all `a ∈ RR_+` without {1} ?
  
• If F(x)=the integration from 0 to x of square root of (t^3 + 1)dt then what is F'(2)?
  
• How do you find the average rate of change of `f(x)= x^3 + 1` over the interval (2,3) and (-1,1)?
  
• Question #e882e
  
• How do you find the derivative of `y=ln|secx+tanx|`?
  
• Is `f(x)=(-x^3+x^2-x+7)/(x-2)` increasing or decreasing at `x=-1`?
  
• How do you find the second derivative of `ln(x^3)`?
  
• How do you evaluate the limit `sinx/(7x)` as x approaches `0`?
  
• The value of 'x' is=?
  
• What is the standard form of the equation of a circle with a center (-3, -4) and a radius of 3?
  
• Let `veca=<−2,3>` and `vecb =<−5,k>`. Find `k` so that `veca` and `vecb` will be orthogonal. Find k so that →a and →b will be orthogonal?
  
• How do you simplify `sin 15° cos 75° + cos 15° sin 75°`?
  
• How do you prove cos4x = 8cos^4x - 8cos^2x + 1?
  
• Advance math how do i solve this problem, I'm really confused?
  
• How can this be simplified to the most basic form? Please include a step-by-step explanation.
  
• How do you write `-i` in trigonometric form?
  
• Question #d14f6
  
• What is the exact value of `\sin ( \cos ^ { - 1} ( \frac { 3} { 4} ) - \tan ^ { - 1} ( \frac { 1} { 3} ) )`?
  
• What is the domain of the step function `f(x)=[2x-1]`?
  
• What linear expression would you add to -4y+2 to have a dum of y?
  
• How do you determine whether the function is a polynomial function `f(x) = 2 - 2/x^6`?
  
• Can someone please help with this ***KINEMATICS*** question?
  
• The average of five consecutive odd integers is -21. What is the least of these integers?
  
• Prove that R^n/R^m≃R^(n-m) as groups,where n,m∈N,n≥m?
  
• `(x-y) dy/dx= (x+2y)` ?
  
• How do you integrate this? `int(1/(1+sinx+cosx))dx`
  
• Question #3edee
  
• If `{( x − 5) (x^2 − 2 x + 1)} / {( x − 7) (x^2 + 2 x + 3)}` is positive for all real value of x,show that x has no value between 5 and 7?
  
• Is (0,0) A function or not?
  
• Let A={8,9,10,11} & B={2,3,4,5} & R be the relation from A to B defined by (x,y) belongs to R such that "y divides x". Then the domain of R is?
  
• Question #201ff
  
• Question #ad6cf
  
• (Cos70 Cos40)+(Sin70 Sin40)=??
  
• Could someone help to solve d/dx(ln(e^x(x-1/x+1)^3/2)=?
  
• Find the point of inflection of the graph of the function. (If an answer does not exist, enter DNE.)?
  
• If `hatT_L` is the translation operator ,which acts on a function like this `hatT_Lf(x) = f(x-L)` and `hatx`which acts on `hatxf(x)=xf(x)` then prove `[hatT_L ,hatx]= -LT_L` ? Also how will translation operator act on the fourier transform of `f(x)`
  
• `lim_(x->oo) (2x^2+2x+3)/(x^3+x^2+1)`?
  
• For what values of x is `f(x)=(x^2−x)/e^x` concave or convex?
  
• Find the limit using special trig lim: `lim_(xto0)(3x^4)/(sin^2(3x^2))`?
  
• Question #38962
  
• Question #17db1
  
• Cosx-sinx/cosx+sinx simplify?
  
• `lim_(x->1) ((1-sqrt(2-x))/(x-1))`?
  
• How do i get component wihout x ? Thank you.
  
• A function f(x) is defined by f(x)=x+1,when x less than equal to 1 and f(x)=3-ax^2, when x>1.If f(x) is continuous at point x=1. Then what will be the value of a?
  
• Question #86037
  
• Why is `(x+h)^2 < k` the same as `-k < x+h < k`?
  
• Which two numbers will complete the pattern? 3328,832,208
  
• Prove that...?
  
• For what values of x is `f(x)=3x^3+2x^2-x+9` concave or convex?
  
• Question #c8fd3
  
• How do you find the domain and the range of the relation, and state whether or not the relation is a function (1,0), (2,0), (3,0), (4,0)?
  
• Question #ec3c9
  
• How do you find the nth partial sum, determine whether the series converges and find the sum when it exists given `1-2+4-8+...+(-2)^n+...`?
  
• What are the pointsof inflection of `f(x)=x^2 - (27/x^2)`?
  
• Find the derivative of the function. `(2x-5)^4(x^2+x+1)^5` ?
  
• What is the gradient of cos (xy) - 3y^4 + 3 at point ( 1, pi/2) ?
  
• What is a nonzero k that makes the function continuous at x=0? f(x) is `(tankx)/(x), x<0` and `3x+2k^2, x>=0`
  
• How do I find the inclination θ (in radians AND degrees) of the lines passing through the points? (-√3, -1), (0, -2)
  
• Cos(^ ( 2) \theta )+ sin(^ ( 2) \theta )= sec(\theta cos(\theta)) ?
  
• How do you evaluate `e^( ( 13 pi)/4 i) - e^( ( 7 pi)/6 i)` using trigonometric functions?
  
• Which of following statements are true or false?Give reasons for your answers.(i)The function f, defined by f(x)=x^3-6x^2+16x-15,is increasing in RR.
  
• Find derivative for y=3x^-4 -1/x^2?
  
• Question #6f53b
  
• Question #e3a65
  
• Log(tanπ/4+ix/2)=?
  
• A polynomial on division with `x-2` and `2x-1/2` leaves remainder 1 and 2 respectively. What would be remainder when polymial is divided by `(x-2)(4x-1)`?
  
• Question #e4eb5
  
• `(y^5x^3)/(y^5x^4)` simplify?
  
• Question #b4d9d
  
• How do you find the sum of the finite geometric sequence of `Sigma 2^(n-1)` from n=1 to 9?
  
• How do you differentiate `g(x) = (1/x^3)*sqrt(1-e^(2x))` using the product rule?
  
• Derivative of f(x)=6\sqrt(x)+5cos\theta ?
  
• For what values of x is `f(x)=(2x-2)(x-4)(3x-3)` concave or convex?
  
• How do you find the critical points of y=x(1-x)^4? I know I need to take the derivative and I guess that's where I'm stuck. I think it's a product and a chain rule?
  
• How do you find the absolute value of `7+7i`?
  
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