Use a calculator to give the real number value.sin-1(0.2079)
A. 0.24444444
B. 0.209427456
C. 0.26190476
D. 0.17460317
Answer: B
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Solve the problem.The gravitational force (in lb) of attraction between two objects is given by 
where x is the distance between the objects. If the objects are 5 ft apart, find the work required to separate them until they are 50 ft apart. Express the result in terms of k.
A. 
k
B. 
k
C. 
k
D. 
k
The graph and equation of a polynomial f(x) are given. Determine the number of real zeros and the number of imaginary zeros.f(x) = x4 - 5x3 + 5x2 - 5x + 4
A. Two real zeros; One imaginary zero B. Four real zeros; no imaginary zeros C. Two real zeros; two imaginary zeros D. Two real zeros; no imaginary zeros
Provide an appropriate response.Which of the other three methods for solving quadratic equations is used to derive the quadratic formula?
What will be an ideal response?
Determine the quadratic function whose graph is given.
A. f(x) = -x2 + 8x + 7 B. f(x) = -x2 + 8x - 7 C. f(x) = -x2 - 8x - 7 D. f(x) = x2 + 8x + 7