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Unformatted text preview: 43. Graph the function f(x) = e-* -2.
44 . The function f(x) is graphed below.
Ty
47. Solve for x
A ) (2, 3)
By ( - 5 , 1 )
C ) ( - 00 , 2
D ) ( -0o ,
TH
E )
48. Fin
wit
Find f -'(x) when x =-3
B)
AY
B ) 1
45. Find the x-value for the following system of
equations.
15X + 63
96
= 2
= 2
C)
$4 54
x- y =-7
15X +63= 108
(A) x = 3
-y =-x- 7
-63
BJ x= 2
y = x + 7
ISX = 45
C) x= 57
x
x+7
+ = 2
IS IS
D) x=9
6 .
9 6 . 9
x = 3
E) x = 10
Ox + 9 x16 3 = 2
54
SA
46. The length of a rectangle is (3x + 5) inches and the
width is (2x + 3) inches. Find the length of the
rectangle if the perimeter is 56 inches.
A) 17 inches
S+ x E
B) 28 inches
C) 11 inches
D) 14 inches
E) 12 inches
2 x+ 3
6x + 10 + 4 x +6: 56
3 ( 4 ) + s
10 x + 10= 50
12 + s
- 16 -16
17
10 x = 40
42.
10
* = 40...
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