Student Answer Form Unit 1 Jeremy E. Dellinger
1.
a. (1.0,228,000)(2.0,216,000)
b. Slope=(y2-y1)/(x2-x1)=(3)/(12) or (1)/(4)
c.y=(1)/(4)x+240,000
d. The planes value would be $108,000 in 2017 because the plane is depreciating by
$12,000 a year.
e. The pla
Student Answer Form Unit 1 Jeremy E. Dellinger
1.
a. (1.0,228,000)(2.0,216,000)
b. Slope=(y2-y1)/(x2-x1)=(3)/(12) or (1)/(4)
c.y=(1)/(4)x+240,000
d. The planes value would be $108,000 in 2017 because the plane is depreciating by
$12,000 a year.
e. The pla
Student Answer Form Unit 2-Jeremy Dellinger
1.
a. x=-2,8
b. x=3/2,-2
c. 49
2.
a. x=5, -1
b. It has a minimumcoefficient of x^2 is pos.
c. x^2+4x-5=0
(x+5)(x-1)=0
x=-5, x=1
(-5,1)
d. (-5+1)/2=-2
y=-2
3.
a. P(x)=-0.4x^2+60x-15000
b. P(50)=-0.4*50^2+60*50-15
NAME: _Jeremy Dellinger_
Student Answer form Unit 3; show all work for full credit; trial and error (guess and
check) methods are not appropriate; use methods covered in class.
1.
a. x=32
b.
x=9
c.
x=9/11
d.
no solution
2.
a. C(60)=1.5*60/(40)= 2.25
b. C(
NAME: _Jeremy Dellinger_
Student Answer form Unit 4; show all work for full credit; trial and error (guess and
check) methods are not appropriate; use methods covered in class.
1.
a. (-3,0)
i(x) = (x + 3)^2
The graph of f(x) is shifted 3 units to the left
NAME: _Jeremy Dellinger_
Student Answer form Unit 5; show all work for full credit; trial and error (guess and
check) methods are not appropriate; use methods covered in class.
1.
a. t=20ln(1600)
t147.552
b.
x=e^3/4
c.
2^5=8-6x
32=8-6x
6x=8-32=-24
x=-4
d.