The monthly sale (in thousands of units) for the tth month after the introduction of a product in the market is given by S = 135t/(t2 + 50). In
which earliest month would the sale (S) have been 9?
5th

A, b, c, and d have the coordinates (-8, 1), (-2, 4), (-3, -1), and (-6, 5), respectively. which sentence about the points is true? a. a, b, c, and d lie on the same line. b. and are perpendicular lines. c. and are parallel lines. d. and are intersecting lines but are not perpendicular. e. and are parallel lines.

What is the best approximation for the area of a circle with a radius of 4 m ? use 3.14 to approximate pi

Which statement is true about a number and its additive inverse? a. their product is always one. b. their sum is always one. c. they are always reciprocals of each other. d. their sum is always zero.