Provide an appropriate response.Find an equation of the tangent line to the curve x2 + y + y2 = 13 at the point (-1, 3).

Fill in the blank(s) with the appropriate word(s).


y = (2/7)x + (23/7)

Mathematics

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Provide an appropriate response.Solve the equation with a squared term: 2x2 - 7 = 91

A. x = 4.950 B. x = 7 C. x = ±7 D. x = ±8.270

Mathematics

Provide an appropriate response.The beneficiary pays the insurance premiums to the underwriter.

A. True B. False

Mathematics

Solve the problem.In the following formula, y is the minimum number of hours of studying required to attain a test score of x: y = . How many hours of study are needed to score 83?

A. 4.50 hr B. 101.11 hr C. 15.20 hr D. 1.52 hr

Mathematics

Solve the problem.If a rock falls from a height of 20 meters on Earth, the height H (in meters) after x seconds is approximately  H(x) = 20 - 4.9x2.When does the rock strike the ground? Round to the nearest hundredth, if necessary.

A. 2.02 sec B. 4.08 sec C. 0.83 sec D. 0.91 sec

Mathematics