Sketch the surface z = f(x,y).f(x, y) = 3 - x2

A.

B.

C.

D.


Answer: D

Mathematics

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Solve the problem.The sum of the squares of two numbers is 10. The difference of the two numbers is 4. Find the two numbers.

A. -3 and -1; or 1 and 3 B. -1 and 3; or -3 and 1 C. -3 and 1 D. -1 and 3

Mathematics

Write the number in decimal notation.Fifty-six hundredths

A. 56 B. 50.6 C. 0.56 D. 0.056

Mathematics

Simplify. Assume that no radicands were formed by raising negative quantities to even powers.4 + 7

A. 55
B. 11
C. 11
D. 28

Mathematics

Use a proportion to solve the problem.It takes 60 oz of grass seed to seed 3300 ft2 of lawn. At this rate, about how much would be needed for  of lawn? Round to the nearest whole number.

A. 106 oz B. 107 oz C. 330,000 oz D. 109 oz

Mathematics