Answers created by Rohan N.

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How do you solve $7 + 4 y = 39$ $7+ 4y = 39$ ?
What is meant by the term "least squares" in linear regression?
Why is the ordinary least squares method used in a linear regression?
How do I perform linear regression on data?
Based on the estimates log(2) = .03 and log(5) = .7, how do you use properties of logarithms to find approximate values for $log (80)$ $log(80)$ ?
How do you solve $4 (7^{x + 2}) = 9^{2 x - 3}$ $4(7^(x + 2)) = 9^(2x - 3)$ ?
How do you graph $f (x) = \frac{2}{x - 1}$ $f(x)=2/(x-1)$ using holes, vertical and horizontal asymptotes, x and y intercepts?
How do you solve for a in $x = - \frac{b}{2} a$ $x= -b/2a$ ?
How do you combine $\frac{3}{x - 6} - \frac{3}{x + 2}$ $\frac { 3} { x - 6} - \frac { 3} { x + 2}$ into one expression?
How do you solve $2 x - 24 = x$ $2x - 24= x$ ?
How do you find the derivative of $cos (\frac{1 - e^{2 x}}{1 + e^{2 x}})$ $cos((1-e^(2x))/(1+e^(2x)))$ ?
What is the implicit derivative of $1 = \frac{x}{y} - e^{x y}$ $1= x/y-e^(xy)$ ?
How do you graph $y = 4 cos (2 x - 1) + 3$ $y=4cos(2x-1)+3$ ?
Given $f (x) = \sqrt[3]{x}$ $f(x) = root3x$ , what is the translation of $g (x) = 5 \sqrt[3]{x + 2} - 2$ $g(x) = 5root3(x+2) - 2$ ?
How do you find the vertex and intercepts for $y = 2 {(x - 3)}^{2} + 1$ $y = 2(x - 3)^2 + 1$ ?
How do you find $f^{- 1} (x)$ $f^-1(x)$ given $f (x) = - \frac{1}{x^{2}}$ $f(x)=-1/x^2$ ?
How do you implicitly differentiate $4 = y - \frac{x - e^{y}}{y - x}$ $4=y-(x-e^y)/(y-x)$ ?
Could you give me details of the answer?
Can you graph?
How do you multiply polynomials $(x^{2} + 2 x - 1) (x^{2} + 2 x + 5)$ $(x^2 + 2x - 1)(x^2 + 2x + 5)$ ?
How do you translate "five times k" into an algebraic expression?
How do you graph $f (x) = - 2 (3^{x + 1}) + 2$ $f(x)=-2(3^(x+1))+2$ and state the domain and range?
How do solve the following linear system?: $x - 3 y = - 2, 3 x - y = 7$ $x-3y=-2 , 3x-y=7$ ?
How do you solve 8-2x is greater than or equal to -4?
What are the asymptote(s) and hole(s), if any, of $f (x) = \frac{x^{2} - x - 2}{x + 2}$ $f(x) =(x^2-x-2)/(x+2)$ ?
How do you graph $y = 5 + \frac{3}{x - 6}$ $y=5+3/(x-6)$ using asymptotes, intercepts, end behavior?
What are the asymptote(s) and hole(s), if any, of $f (x) = \frac{x}{x^{3} - x}$ $f(x) =x/(x^3-x)$ ?
What is the range of $y = - 2 cos 3 x$ $y = -2 cos 3x$ ?
How do you factor $g^{4} - 1$ $g^4-1$ ?
What is the the vertex of $y = 2 x^{2} - 6 x$ $y = 2x^2-6x$ ?
What is the slope and y-intercept of the equation $f (x) = \frac{3 x + 5}{4}$ $f(x)=\frac{3x+5}{4}$ ?
How do you graph $tan (\frac{x}{2}) + 1$ $tan(x/2) + 1$ ?
How do you solve the system $x + 5 y = 4$ $x+5y=4$ and $3 x + 15 y = - 1$ $3x+15y=-1$ using substitution?
What is the slope of the line passing through $(0, - 1); (4, 7)$ $(0,-1); (4,7)$ ?
How do you find the fourth derivative of $- 5 (e^{x})$ $-5(e^x)$ ?
What is the amplitude, period and the phase shift of $y = cos 2 x$ $y=cos2x$ ?
How do you graph using the intercepts for $- x + 3 y = - 5$ $-x+3y=-5$ ?
What is an infinite limit?
What is the slope of any line that is perpendicular to a line with a slope of $- \frac{4}{3}$ $-4/3$ ?
How do you simplify $\frac{2 x y^{0}}{3 x^{5}}$ $\frac { 2x y ^ { 0} } { 3x ^ { 5} }$ ?
How do you find the slope given $2 x - 3 y = 12$ $2x-3y=12$ ?
What is the slope and intercept of $y = 5 x$ $y=5x$ ?
How do you solve $w = - 10 + 4 w$ $w = - 10+ 4w$ ?
How do you solve $- 3.4 + x = 4.2$ $-3.4+ x = 4.2$ ?
If sinx=55/65 then sinx +cosx = ?
How would one complete the square: $x^{2} + 6 x +$ $x^2 + 6x +$ _?
How do you find the reciprocal of 12?
If $f (x) = \frac{x - 3}{x}$ $f ( x ) = \frac { x - 3} { x }$ and $g (x) = 5 x - 4$ $g(x) = 5x-4$ , what is the domain of $(f \cdot g) (x)$ $(f*g)(x)$ ?
A line passes through $(4, 3)$ $(4 ,3 )$ and $(2, 5)$ $(2 ,5 )$ . A second line passes through $(5, 6)$ $(5 ,6 )$ . What is one other point that the second line may pass through if it is parallel to the first line?
How do you solve the system of equations $5 x - 3 y = 0$ $5x - 3y = 0$ and $- 5 x + 12 y = 0$ $- 5x + 12y = 0$ ?
A triangle has sides A, B, and C. Sides A and B are of lengths $1$ $1$ and $3$ $3$ , respectively, and the angle between A and B is $\frac{5 π}{6}$ $(5pi)/6$ . What is the length of side C?
How do you simplify $\frac{(3 x^{2}) (6 y^{4}) (z^{2})}{(12 x) (3 y^{2}) (z)}$ $((3x^2)(6y^4)(z^2))/((12x)(3y^2)(z))$ ?
A line passes through $(8, 1)$ $(8 ,1 )$ and $(6, 4)$ $(6 ,4 )$ . A second line passes through $(3, 5)$ $(3 ,5 )$ . What is one other point that the second line may pass through if it is parallel to the first line?
Derivative of f(x)=e^x^2?
How do you multiply $\frac{\sqrt{2}}{\sqrt{10}}$ $sqrt 2 / sqrt 10$ ?
How do I find the asymptotes of $y = \frac{1}{(x - 1) (x - 3)}$ $y=1/((x-1)(x-3))$ ?
How do you graph $y = 1 + sin (\frac{1}{2} x)$ $y=1+sin(1/2x)$ ?
How do you find the domain and range for $y = - sin 0.25 x$ $y = -sin 0.25x$ ?
What is the instantaneous rate of change of $f (x) = 3 x + 5$ $f(x)=3x+5$ at $x = 1$ $x=1$ ?
9 is what percent of 16?
What is the equation of the tangent line of $f (x) = 3 x^{2}$ $f(x)=3x^2$ at $x = 1$ $x=1$ ?
Standard form to vertex form??
How do you find the derivative of $f (x) = 3 x^{5} + 4 x$ $f (x) = 3x^5 + 4x$ using the limit definition?
If 26 percent of a number is 65, find the number ?
How do you use transformation to graph the cosine function and determine the amplitude and period of $y = cos (- 4 x)$ $y=cos(-4x)$ ?
How do you simplify $\sqrt{\frac{1}{64}}$ $\sqrt { \frac { 1} { 64} }$ ?
How do you factor $a^{2} b + 2 a b - 15 b$ $a^2b + 2ab - 15b$ ?
What is the equation of a line that has a slope of 4 and a y-intercept of -2?
How do you find the domain of $\sqrt{x + 4}$ $sqrt(x+4)$ ?
How do you simplify $\frac{t^{2} - 5 t - 6}{t^{2} - 7 t + 6}$ $(t^2-5t-6)/(t^2-7t+6)$ ?
What is a solution to the differential equation $y'=1/2sin(2x)$ ?
How to use the discriminant to find out what type of solutions the equation has for $3x^2 - x + 2 = 0$ ?
How do you use the product rule to differentiate $y=(x+1)^2(2x-1)$ ?
Help! Let f(x) be a function with domain [-3, ∞ ) and range (- ∞ , 2). If g(x) = f^-1 (x) (aka. g(x) is the inverse of f(x)), then what is the domain of g(x+4)-7 ?
How do you find the slope of the line passing through the points (-7,3) and (3,8)?
What is the slope and intercept for $y=1/4x+5$ and how would you graph it?
How do you graph $y=cos(x+pi/2)$ ?
How do you use transformation to graph the sin function and determine the amplitude and period of $y=-4sin(2x)+2$ ?
How do you divide $a/(a-b)diva/b$ ?
How do you determine the domain and range of a function when given a graph?
How do you solve $6x^2-21x+15=0$ ?
How do you find the vertex of $y=x^2+10x+21$ ?
How do you find f' if $f(x)=cos^2(3sqrt x )$ ?
Periodic Table Trends 1. What is the trend in ionic radius across a period? Down a group? 2. What is the trend in electronegativity across a period? Down a group? Using your knowledge of atomic structure, what the explanation for this trend?
How do you solve for $B$ in $A=3(B+C)$ ?
What is the trend in atomic radius across a period? Down a group? Using your knowledge of atomic structure, what the explanation for this trend?