C
Step-by-step explanation:
This has a U like shape so it a parabola.
Parabola correlate with quadratic functions
Since it Going down, the answer is C -x^2.
y = 0.77(x)
step-by-step explanation:
the jacket retains this value after 23% cut or retains 77% of original value. plug original 87 jacket price for x and the remaining value should be y.
hello :
70y^8 + 30y^6 = 2 ( 35 y^8 + 15y^6)
the lenght is : 35 y^8
the width is : 15y^6