Determine whether the following series is absolutely convergent, conditionally convergent or divergent. [infinity]
Σ(-1)n√n/n+1
n=1

Which statement is not always true for a parallelogram? (a) opposite sides are congruent. (b) diagonals bisect each other. (c) it has 4 congruent angles. (d) consecutive angles are supplementary.

Use the inverse of the function y=x^2-18x to find the unknown value [tex]y = \sqrt{bx + c \: + d} [/tex]

1.two more than the quotient of a number and 6 is equal to 7 use the c for the unknown number translate the sentence into an equation