Use a calculator to find the value of y in degrees rounded to two decimal places.y = tan-1 (-4.298)
A. -76.90°
B. 103.1°
C. -23.43°
D. 283.1°
Answer: A
Mathematics
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Identify the type of surface represented by the given equation. y2 + z2 = 4
A.
| Paraboloid |
B.
| Parabolic cylinder |
C.
| Cylinder |
D.
| Ellipsoid |
Mathematics
Find the slope of the line through the given pair of points.(-6, -3) and (4, 4)
A. - 
B. 
C. - 
D. 
Mathematics
Solve.A formula for the focal length of a lens is f = 
. Calculate f (the focal length) for a = 16 cm and 
Round to the nearest tenth.
A. 6.9 cm B. 9.1 cm C. 6.0 cm D. 8.0 cm
Mathematics
Write the percent as a decimal.0.027%
A. 0.00027 B. 0.000027 C. 2.7 D. 0.0027
Mathematics