Answers created by Sonnhard

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How do I factor the problem completely?(6ax²-9x)
How do you solve $log (x - 1) - log 2 = 12 + log 3 x$ $log(x-1) - log2 = 12 + log3x$ ?
How do you find the critical numbers for $g (t) = t \sqrt{4 - t}$ $g(t) = t sqrt(4-t)$ to determine the maximum and minimum?
What is the equation of the line normal to $f (x) = - \sqrt{(x + 1) (x + 3)}$ $f(x)=-sqrt((x+1)(x+3)$ at $x = 0$ $x=0$ ?
What is the derivative of ${sec}^{- 3} (x)$ $sec^-3(x)$ ?
How do you solve for x in $\frac{7}{x - 2} + \frac{3}{x + 2} = - \frac{x}{x^{2} - 4}$ $7/(x-2) + 3/(x+2) = -x/(x^2-4 )$ ?
What is the derivative of $y = x {sinh}^{- 1} (\frac{x}{3}) - (\sqrt{9 + x^{2}})$ $y = xsinh^-1(x/3)-(sqrt(9+x^2))$ ?
What is the slope of the line normal to the tangent line of $f (x) = x cot x - {sin}^{2} (x - π)$ $f(x) = xcotx-sin^2(x-pi)$ at $x = \frac{π}{12}$ $x= (pi)/12$ ?
What is y’ ? y= tan(sin x) + 1/3.412
How do you use the quotient rule to differentiate $y = \frac{2 x^{4} - 3 x}{4 x - 1}$ $y=(2x^4-3x)/(4x-1)$ ?
What is the derivative of $y = ln (t^{2} + 4) - \frac{1}{2} arctan (\frac{t}{2})$ $y = ln(t^2 + 4) - 1/2 arctan(t/2)$ ?
Is $f (x) = cot (- x + \frac{5 π}{6})$ $f(x)= cot(-x+(5pi)/6)$ increasing or decreasing at $x = \frac{π}{4}$ $x=pi/4$ ?
What is the integral of $e^{0.5 x}$ $e^(0.5x)$ ?
How do you solve $(2 x^{2} + 3 x - 5) + (x^{2} + 11 x - 1) = 180$ $(2x ^ { 2} + 3x - 5) + ( x ^ { 2} + 11x - 1) = 180$ ?
What is the Cartesian form of $r^{2} - 2 r = - θ + tan (θ) - {cos}^{2} (θ)$ $r^2-2r = -theta+tan(theta)- cos^2(theta)$ ?
Find dy/dx by implicit differentiation for $\sqrt{5 x + y} = 3 + x^{2} y^{2}$ $sqrt(5x + y)= 3 + x^2y^2$ ?
How do you solve $(x^{2} + 3) {(x^{2} + 3 x - 4)}^{3} {(x - 1)}^{3} > 0$ $(x^2+3)(x^2+3x-4)^3(x-1)^3 > 0$ ?
How do I evaluate $\sqrt{x + 10} = \frac{1}{\sqrt{x}} + 10$ $sqrt(x+10)=1/sqrt(x)+10$ to find its real solution(s)?
How do you find the ordered pair that is a solution to the system of equations $x + y = 10$ $x + y = 10$ and $x - y = 8$ $x - y = 8$ ?
$f (x) = x^{4}$ $f(x)=x^4$ Have we critical point?
In a $DeltaABC$ , prove that the value of $cosA/(sinBsinC)+cosB/(sinCsinA)+cosC/(sinAsinB)$ is a prime?
How do you differentiate $cos(x^2)/(e^(x^2)+1)$ ?
What are the values and types of the critical points, if any, of $f(x)=x^4 - 8x^3 + 18x^2 - 27$ ?
What is the derivative of $f(t) = (lnt, -3t^3+5t )$ ?
What is the arclength of $(t^2-t-1,9t^2-2/t)$ on $t in [1,4]$ ?
What is the slope of the equation that goes through $y+2=4(x-2)$ ?
How to differentiate $y=(x+2)^2(3x-1)^3$ , find $dy/dx$ as a product of its factor ?
How do you solve and write the following in interval notation: $-4<1/x<= 1$ ?
Solve for x on $[0,2pi)$ : $(x-pi)/cos^2x < 0$ ?
Prove sec x - tan x sin x = (1/sec x) ?
How do you find the lengths of the curve $y=(4/5)x^(5/4)$ for $0<=x<=1$ ?
Is $f(x)=(x+3)(x-2)(x+4)$ increasing or decreasing at $x=-1$ ?
How do you find the midpoint of (2,-2) (-2,2)?
How do you simplify $(a^9b^-2c^1)^-4 * ((ab) / x)^3$ ?
How do you solve the rational equation $5/(y-2) = y+2$ ?
How do you solve $abs(5 / (2x-1))>= abs(1 / (x - 2))$ ?
What is the limit as x approaches 0 of $x/arctan(4x)$ ?
How do you find the absolute extreme values of each function on the interval $y = 10 - 8x^2$ on [-1,2]?
How do you find the derivative of $y=( (2x^3)*(e^(sinx))*(2^(cosx)) ) / (tanx-3^x)$ ?
How do you solve $x^2+5x+6=0$ by factoring?
How do you solve the system of equations $a+ 5b = 1$ and $2a = - 10b + 2$ ?
How do you find the important points to graph $y = -2/x$ ?
How do you multiply $(2x + 6)^2$ ?
How do you solve $1/2(x-4)-(5+x) = 0$ ?
How do you solve the system of inequalities $3x-4y<=12$ and $-2x+5y>=10$ ?
What is the transformed linear equation for 9x+3y=21?
What is the derivative of $x + cos(x+y)=0$ ?
The number of real solutions of the equation [9/x]^x=-3+x-x^2 is?
What is the $y$ -intercept of $p(x)=2(x^2-4)(x-3)$ ?
How to solve this quadratic expression by factoring? n(n +2)
A triangle has sides A, B, and C. Sides A and B are of lengths $8$ and $7$ , respectively, and the angle between A and B is $(5pi)/12$ . What is the length of side C?
How do you simplify $sqrt(49x^12y^4z^8)$ ?
How do you simplify $sqrt(15x ^ { 8} y ^ { 3})$ ?
How do you simplify $root4(16/81)$ ?
What is the arclength of the polar curve $f(theta) = -3sin(theta)-2sec^2theta$ over $theta in [0,pi/8]$ ?
Calculate $1/(b^2+c^2-a^2) + 1/(c^2+a^2-b^2) + 1/(a^2+b^2-c^2)$ , if a+b+c = 0 ?
A triangle has sides A, B, and C. The angle between sides A and B is $(3pi)/4$ and the angle between sides B and C is $pi/12$ . If side B has a length of 27, what is the area of the triangle?
How do you solve the system of equations $3x + 3y = - 3$ and $- 2x + 2y = 6$ ?
How do you solve and find the ordered pairs $2x + 5y =-9$ & $3x -4y = -2$ ?
What are the critical values of $f(x)=3x^2+2x+5$ ?
What is the arclength of the polar curve $f(theta) = 2cos(9theta)-3sintheta$ over $theta in [0,pi/3]$ ?
Can square root of 10 be simplified?
How do you solve $\frac { 1} { 2} ( x + 10) = \frac { 3} { 4} ( x + 20)$ ?
Is $f(x)=(2x^3-7x^2+13x-11)/(x-3)$ increasing or decreasing at $x=2$ ?
What is a solution to the differential equation $dy/dx=2x$ ?
Determine the point of inflection and discuss the concavity of the graph of ,f(x)=x^4-4x^3?
How do you Factor completely $2x^3+5x^2-37x-60$ ?
How do you solve by substitution $x + 3y = 8$ and $2x - y = 9$ ?
How do you find the roots, real and imaginary, of $y= 2x^2 - 2x - (x-9)^2$ using the quadratic formula?
How do you solve the system of equations $-3x + 2y = 19$ ad $x - 6y = - 1$ ?
How do you solve $-5( x - 3) = - 25$ ?
What is the arclength of $f(x)=x^2e^(1/x)$ on $x in [1,2]$ ?
Integrate using trigo substitution $int dx/(sqrt(x^2-4x))^3$ ?
How do you differentiate $g(x) = (2 -e^x) ( 2x-x^2)$ using the product rule?
How do you find the equation of the line tangent to the graph of $f(x) =10/(5x + 9$ ), when x =1/5?
How do you solve $5y^2=30y$ ?
What are the asymptotes of (x^2+4)/(6x-5x^2)?
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