Of the 60 students in orchestra,
24 are in chorus and 15 are in
photography. Four of the students
are in chorus and photography.
If one student is chosen at random,
What is the probability that this
student is in chorus, given that
they are not in photography?
A) 9/20
playing volleyball
B) 2/5
running a marathon
C) 4/9
eating cupcakes
D) 5/12 wake surfing
E) 1/3 driving bumper cars
o Cha Wason (AI Things Algebra UCL 2018

Using the quadratic formula find the zeros of the given polynomial -5x^2+3x-11

Refer to the table below if needed. second quadrant third quadrant fourth quadrant sin(1800- - cos(180° -) tan(180°-e) =- tane cot(1800-0) 10 it to solo 888 sin(180° +c) = - sine cos(180° +) =- cose tan(180° +c) = tane cot(180° +o) = cote sec(180° + c) = - seco csc(180° +2) = - csce sin(360° -) =- sine cos(360° -) = cose tan(360° - e) =- tane cot(360° -) = -cote sec(360° -) = seco csc(360° -) = csco sec(180° -) = csc(180° -) = csca 1991 given that sine = 3/5 and lies in quadrant ii, find the following value. tane

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