Add. Do not use a number line except as a check.8.4 + (-3.6)
A. -12
B. 4.8
C. 8.4
D. 12
Answer: B
Mathematics
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Set up an integral for the length of the curve.y = 
, - 
? x ? 
A. 
B. 
C. 
D. 
Mathematics
Use a system of equations to find the parabola of the form 
that goes through the three given points.
, 
, 
A. y = 3x2 + 4x + 3 B. y = 3x2 + 4x - 3 C. y = 3x2 - 4x + 3 D. y = -3x2 + 4x + 3
Mathematics
Find the length of the arc on the circle of radius r meters intercepted by a central angle ?. Round your answer to three decimal places.r = 3, ? = 40°
A. 2.094 m B. 1.885 m C. 2.303 m D. 1.675 m
Mathematics
Graph the function f(x)=-2x²-2.
 figure 1.png)
 figure 2.png)
 figure 3.png)
Mathematics