Answers created by Monica

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How do you evaluate ${tan}^{- 1} (- 1)$ $tan^-1(-1)$ without a calculator?
How do you simplify the difference $(4 w^{2} - 4 w - 8) - (2 w^{2} + 3 w - 6)$ $(4w^2- 4w- 8)- (2w^2 +3w- 6)$ ?
What is the distance between the two endpoints in the graph: (2,3) (-3,-2)?
How do you find the domain of $f (x) = \sqrt{7 x + 2}$ $f(x) = sqrt(7x + 2)$ ?
How do you integrate $\int \frac{x^{3} + x}{x} d x$ $int (x^3+x)/x dx$ ?
How do you simplify $(5 - 7 i) (2 - 5 i)$ $(5 - 7i) (2 - 5i)$ ?
How do you find the reverse distributive property of $t^{2} - t s + 3 t$ $t^2 - ts + 3t$ ?
How do you use function notation to write the equation of the line with the slope of 2 and y-intercept of $(0, - \frac{6}{7})$ $(0,-6/7)$ ?
How do you factor $2 a c + a d + 6 b c + 3 b d$ $2ac+ad+6bc+3bd$ ?
How do you write in simplified radical form of $4 \sqrt{48}$ $4sqrt(48)$ ?
How do you solve $x^{2} - 6 x + 9 = 5$ $x^2-6x+9=5$ using square root property?
How do i differentiate $x e^{x y} cos (2 x)$ $xe^(xy)cos(2x)$ with respect to x??
What is the slope of a line parallel to the line x = ?
How do you solve $p = 2 l + 2 w$ $p=2l+2w$ for w?
How do you identify the x and y intercepts by looking at a graph?
How do you subtract $(x^{2} - 8 x + 7) - (6 x^{2} + 7 x - 3)$ $(x^2-8x+7)-(6x^2+7x-3)$ ?
How do you factor $x^{5} - 5 x^{3} - 36 x$ $x^5-5x^3-36x$ completely?
What is the slope of the line perpendicular to the line $y = - 5 x + 9$ $y=-5x+9$ ?
How do you solve the system of equations $2 x - 3 y = 6$ $2x-3y=6$ and $3 y - 2 x = - 6$ $3y-2x=-6$ ?
How do you factor $2 x^{2} - 6 x y + 2 x$ $2x^2-6xy+2x$ completely.?
How do you use the intercepts to graph the equation $2 x - 4 y = 8$ $2x-4y=8$ ?
How do you write $\frac{z^{3} - 8}{z^{2} + 2 z + 4}$ $(z^3-8)/(z^2+2z+4)$ in simplest form?
How do you factor $x^{6} - 26 x^{3} - 27$ $x^6-26x^3-27$ ?
How do you multiply $5 \sqrt{8} (2 \sqrt{18} + 3 \sqrt{10}$ $5sqrt(8)(2sqrt(18)+3sqrt(10)$ ?
How do you factor complete $x^{3} - 8 x^{2} + 9 x + 18 = 0$ $x^3-8x^2+9x+18=0$ ?