Which equation is y = 9x2 + 9x - 1 rewritten in vertex form?

a. y=9 (x + 1/2) ^2 - 13/4

b. y=9 (x + 1/2) ^2 - 1

c. y=9 (x + 1/2) ^2 + 5/4

d. y=9 (x + 1/2) ^2 - 5/4

Which of the following represents the general equation for the geometric sequence? - 1, - 2, - 4, ... an = 1 · 2n - 1 an = - 2n - 1 an = 2n - 1 an = 1 · 2n + 1

How do you graph a fraction?

What is 512 written as a power of a number? A. 92 B. 44 C. 28 D. 29

Rectangular kitchen has an area of 81 square feet. the kitchen is 9 times as many square feet as the pantry ... If the rectangular pantry is 3 feet wide, what is the lenght of the pantry?

If you are dividing a three digit number even number two will you ever have a reminder?

Which of the following describes the meaning of surface area of a solid? the amount of solid can hold the total area of all the surfaces the area of the base of the solid the total area of one of the faces of the solid

What crisis did president carter face during his presidency? A.) the explosion of a u. s space shuttle. B. the breaking apart of the soviet union. C. the taking of american hostages in Iran

Jake is younger than Sophie. sophie is 14 years old

In a geometric sequence, t4=5x-11, t5=x+5, and t6=x-1. Find the sum (s) of the infinite series if it (or they) exsit (s).

What is the common difference d of the sequence? - 15, - 4, 7, 18, 29 a. 11 b. - 11 c. 12 d. - 12