Find the equation of the tangent plane to the given surface at the indicated point.z =  + ; (3, 3, 4)

A. x - y - z = - 1
B. x + y - z = - 1
C. x + y - z = - 1
D. x + y - z = 1


Answer: B

Mathematics

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Find the standard deviation. Round to one more place than the data.158, 182, 170, 264, 300, 238, 126, 158, 168

A. 61.7 B. 57.7 C. 24.5 D. 54.4

Mathematics

Round the number to the nearest thousandth, nearest hundredth, and nearest tenth. Remember to round from the original number.327.726

A. 327.726, 327.73, 327.7 B. 327.726, 327.72, 328 C. 327.726, 327.73, 327 D. 327.73, 327.7, 327

Mathematics

Test the equation for symmetry with respect to the x-axis, the y-axis, and the origin.y = 7x5 + 3x3

A. origin only B. y-axis only C. no symmetry D. x-axis, y-axis, origin

Mathematics

Solve. Write the answer as a mixed number in simplest form.Mark is filling decorative oil lamps for a reception. Each lamp can hold  cup of oil. Mark has 3 cups of oil available. How many oil lamps can Mark fill completely?

A. 17 oil lamps
B. 18 oil lamps
C. 16 oil lamps
D. 19 oil lamps

Mathematics