Solve the problem.Find the radian measure of the central angle ? which intercepts a 60 cm arc in a circle of radius 20 cm. Round to one decimal place, if necessary.

A. 4 radians
B. 3 radians
C. 0.3 radians
D. 2 radians


Answer: B

Mathematics

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Use logarithmic differentiation to find the derivative of y with respect to the independent variable.y = 6xx2

A. x(2 ln 6x +1) B. 6xx2 + 1(2 ln 6x + 1) C. 6xx2 + 1(2 ln 6x ) D. xx2 + 1 ln 6x

Mathematics

Provide an appropriate response.The height of an object thrown in the air depends on the time since it has been thrown. For a particular situation the height in meters of an object after t seconds can be represented by h(t) = 32t - 4.9t2.(a)What kind of function is this?(b)What is its degree?(c)What is its leading coefficient?

What will be an ideal response?

Mathematics

Solve the system by the elimination method or a combination of the elimination and substitution methods.x2 + 3xy + y2 = 4 x2 - 3xy - y2 = 4

A. {(2, 0), (-2, 0), (2, -6), (-2, 6)} B. {(2, -6), (-2, 6)} C. {(0, 2), (0, -2), (2, -6), (-2, 6)} D. {(2, 0), (-2, 0)}

Mathematics

Find the set of possible rational zeros given the function.f(x) = 3x3 + 43x2 + 43x + 27

A. {±1, ±3, ±6, ±9, ±27}
B. {±1, ±3, ±9, ±27}
C.
D.

Mathematics