Which of the following best describes the equation below?

y = 5x + 12
A.
neither linear nor nonlinear
B.
linear
C.
nonlinear
D.
both linear and nonlinear
I NEED HEL

Find the arc length parameter along the given curve from the point where tequals=0 by evaluating the integral s(t)equals=integral from 0 to t startabsolutevalue bold v left parenthesis tau right parenthesis endabsolutevalue d tau∫0tv(τ) dτ. then find the length of the indicated portion of the curve r(t)equals=1010cosine tcost iplus+1010sine tsint jplus+88t k, where 0less than or equals≤tless than or equals≤startfraction pi over 3 endfraction π 3.

Which expression is equivalent to (3^2)^-2 a.-81 b.-12 c.1/81 d.1/12

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?