Solve the problem.A spring has a natural length of . A force of  stretches the spring to 38 in. How far beyond its natural length will a  force stretch the spring?

A. 5 in
B. 2.5 in
C. 40 in
D. 4 in


Answer: B

Mathematics

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Evaluate the determinant by expansion by minors.

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Describe the graph of the polar equation. r2sin 2? = 42

A. Parabola centered at the origin opening to the right B. Hyperbola with asymptotes y = ±21x C. Parabola centered at the origin opening upward D. Hyperbola with the x- and y-axes as asymptotes

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Find the average of the numbers.Find the average of the list of Fahrenheit temperatures. -12°, 7°, -3°, 2°, 9°, -4°, and -13°F

A. -3°F B. -1°F C. -2°F D. 1°F

Mathematics

Provide an appropriate response.Use division to express the (Dividend) as (Divisor)(Quotient) + (Remainder).

A. (x + 2)(x2 + x + 2) + 11 B. (x + 2)(3x2 - 4x + 2) + 19 C. (x + 2)(x2 - 3x + 6) - 5 D. (x + 2)(x2 - 3x + 6) + 7

Mathematics