Pre calc
Alice throws a ball straight up with an initial speed of 40 feet per second from a height of 5 feet? a) Find parametric equations that model the motion of the ball as a function of time. b) How long is the ball in the air? c) When is the ball at its maximum height? Determine t...
Pre calc
Write the equation in standard parabola form? x^2+ 4xy +4y^2 +5root5 y+ 5 = 0 Thanks so much!
Pre calc
Write the equation in standard parabola form? x^2+ 4xy +4y^2 +5root5 y+ 5 = 0
Pre calc
Write the equation in standard ellipse form and graph. 34 x^2 -24xy +41y^2 +41 y^2 -25= 0. i got x= (4 x prime- 3 y prime)/5 and y=(3x prime +4y prime)/5 but cant get the correct math when I plug that into the original equation. Also I need help finding the equation for x^2 +4...
Precalc
For #1-3, an angle of rotation and ( x prime, y prime) coordinates are given. find the (x,y) coordinates? 1. angle= 30 degress, ( root 3, 2) 2. angle= 60 degrees, (-1,1) 3. angle = 45 degrees, ( root 2, - root2)
Trig
A parabola has its vertex on the graph of the line y=3x+1 and passes through (1,10). If it is the same size,? shape, and direction as the graph of y=3x^2, find the equation (s) of all possible parabolas Thanks!!!
Pre calc
A parabola has its vertex on the graph of the line y=3x+1 and passes through (1,10). If it is the same size,? shape, and direction as the graph of y=3x^2, find the equation (s) of all possible parabolas
7TH GRADE SCIENCE?!?!
For the 1st one I got C. sound electrical kinetic electrical and for the second 5.3 quads. Is that right?
7TH GRADE SCIENCE?!?!
1. Which of the following shows the correct sequence of energy transformations when listening to the radio? electrical; kinetic; sound; kinetic; electrical electrical; sound; kinetic; sound; electrical sound; electrical; kinetic; electrical; sound kinetic; sound; electrical; k...
biology help
Citrate Synthase, Mammalian Isocitrate dehydrogenase, E. Coli isocitrate dehydrogenase, alpha=ketoglutarate dehydrogenase Can you help me answer my question?
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