Find parametric equations for the tangent line to the curve with the given parametric equations at the specified point. X = 4 ln(t), y = 4 t , z = t4; (0, 4, 1).

Which of these sequences is a geometric sequence a 1,2,4, 7, 11, 16, 22. b. 2.4.8.14.22.38 c.3.6.9. 15.18,21 d. 3,9,27,81,243,729,

The radius of the circle below intersects the unit circle at (3/5,4/5). what is the approximate value of theta? 0.6 radians 1.0 radians 36.9 degrees 53.1 degrees

Cos^2x+cos^2(120°+x)+cos^2(120°-x)i need this asap. pls me