Compute the discriminant. Then determine the number and type of solutions for the given equation.2x2 = -2x - 5

A. 44; two unequal real solutions
B. 0; one real solution
C. -44; no real solution
D. -36; no real solution


Answer: D

Mathematics

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Solve the problem.If  converges conditionally, what can be said about ?

A. The series always converges. B. The series always diverges. C. The series may converge or diverge.

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For the function f, construct and simplify the difference quotient  .f(x) = 2|x| + 9x

A.
B. -10h
C.
D. -8h

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Find the solution set of the system by graphing the equations by hand. If the system is inconsistent or dependent, say so. 

A. (1, 18) B. (-1, 9) C. (1, -9) D. (-1, -9)

Mathematics

Provide an appropriate response.How are a - b and b - a related to each other?

What will be an ideal response?

Mathematics