This problem is substitution. X^-2-9X^-1+18=0

Would you use feet or inches to measure a human?

It takes you approximately 1/3 hour to type a memo. if you plan to work for 6 hours, how many memos can you type? a. 18 b. 6 (c.) 2 d. 9 would you divide or multiply?

Describe how f (x) = 2 cos (πx) and g (x) = 2 cos (2πx) are related.

Order the following numbers from least to greatest: 105, 10-99, 10-17, 1014, 10-5, 1030

Find the 12th term in the following geometric sequence 1,3,9,27

At the movie theatre, child admission is $5.70 and adult admission is $9.80 . On Thursday, twice as many adult tickets as child tickets were sold, for a total sales of $556.60 . How many child tickets were sold that day?

Tara has $2000 in her savings account David has 1/10 as much as Tarrant and his savings account how much does David have in his savings account

For the problem, use the discriminant to determine the number of real solutions for the equation. Then, find the solutions and check to see if they make sense in the context of the problem.

Follow the rule to find the next three numbers in pattern. describe the pattern using the terms even and odd. add 5: 1, 6, 11

How many centimeters are in a meter?