What value completes the square for the expression?

x2 - 18x

A. 9

B. - 9

C. 81

D. - 81

Evaluate: 8x6 + (12-4) divided by 2

A manager received an invoice for $86.30 for 30gal ice cream. how much did each gallon cost? a $3.49 b $3.15 c $4.26 d $2.88

david has $245 in an account that earns 3% simple interest per year. how much interest will he earn in 4 years

Below are five number sequences. Which ones are geometric sequences? Check all that apply. A. 1/4, 1/2, 1, 2, 4, ... B. 2, 3, 5, 9, 17, ... C. 1/3, 2/9, 3/27, 4/81, 5/343, ... D. 3, - 15, - 33, - 51, - 69, ... E. 2, - 14, 98, - 686, 4802, ...

Is the equation A=2100091-120^t a model of exponential growth or decay

How does the following poem express the beliefs of the humanist movement? Sonnet 4 from Astrophil and Stella by Sir Philip Sidney

Form a sequence that has two arithmetic means between - 13 and 89. a. - 13, 33, 43, 89 c. - 13, 21, 55, 89 b. - 18, - 36, - 72, - 144 d. - 18, - 81, - 144

Divide and round to the nearest tenth55.62 / 8.8 does 8.8 turn into 9 and does 55.62 turn into 56? rounding off confuses me : - ' (ugh!

What polynomial should be subtracted from 7x^2-6x+5 to get the difference equal to x^2-x.

Hi how are you how do i get the answers for my self because i am a teacher and get just the test with out the answer on them for the students