For the following rectangular equation, give the equivalent polar equation and sketch its graph. 10 of 22 \( x-y=8 \) The polar form of the rectangular equation is \( \square \). Typestio (Use a comma to separate answers as needed. Type each answer only once.)

Determine the implied domain of the following function. Express your answer in interval notation. \[ f(x)=\sqrt{x}-9 \] Answer

Where is there a discontinuity / are there discontinuities (holes or asymptotes) in the rational function \( f(x)=\frac{x^{2}+3 x+2}{x^{2}-4} ? \) \( x= \) 0 \( x= \) 2 \( x= \) -2 \( x=2 \) -2 \( x=0 \) \( 2,-2 \) \( x \)

Find an equation for the hyperbola described. Graph the equation. Center at \( (-1,-7) ; \) focus at \( (-1,-10) ; \) vertex at \( (-1,-9) \) Write an equation for the hyperbola. \( \square-\square=1 \) (Type exact answers for each term, using fractions as needed.)

What is the magnitude of a vector with a horizontal component of 5 and a vertical component of \( 12 ? \)

Argumen dari \( 1-i \sqrt{3} \) adalah...