Answer:
7/20
Step-by-step explanation:
add the probabilities together and minus it by the LCM which is 20
f(x)=x² +3x-x/2
f(6)=(6)²+3(6)-6/2
= 36 + 18 -3
=51
sin⁴x - sin²x
sin²x(sin²x - 1)
(1 - cos²x)(1 - cos²x - 1)
(1 - cos²x)(-cos²x)
-cos²x + cos⁴x
cos⁴x - cos²x
0
8z +12 = 12
8z = 0
z =0
