Find the vertex for the parabola given by the function ƒ(x) = −3x2 − 6x.
a) (1, 3)
b) (−1, 3)
c) (−1/2, 2)
d) (-1/2, 3)

(05.08a)triangle abc is transformed to similar triangle a′b′c′ below: a coordinate plane is shown. triangle abc has vertices a at 2 comma 6, b at 2 comma 4, and c at 4 comma 4. triangle a prime b prime c prime has vertices a prime at 1 comma 3, b prime at 1 comma 2, and c prime at 2 comma 2. what is the scale factor of dilation? 1 over 2 1 over 3 1 over 4 1 over 5

  cassidy wants to cut the yellow fabric into strips that are 0.3 yards wide. how many strips of yellow fabric can cassidy make? yellow fabric 16 yards for $108.00.

Given sin28.4=.4756, cos28.4=.8796, and tan28.4=.5407 find the cot of 61.6