How can you tell that x2 - 19x + 90 is not a perfect square trinomial?

The table shows the total cost of purchasing x same-priced items and a catalog. What is the initial value and what does it represent? $4, the cost per item $4, the cost of the catalog $6, the cost per item $6, the cost of the catalog

I need 100,000,000$ for my vacation. I only have 90,000,000. How many do I need?

If your company needs to produce 7,800 products by the end of the next 12 weeks, how many products will you need to produce each week to finish on schedule?

The cancellation method: a. Raises fractions to the highest terms. b. Results in multiplying a number evenly by the numerator and denominator of a fraction or fractions. c. Has a definite set of rules. d.

Solve the system of equations. 13x+2y=1 5x-2y=-19

Admission to a carnival is $5 in each game at the carnival cost 0.85 dollars you have $15 to spend on an admissions and games what is the maximum number of the games you can play

Y varies inversely as x and y = 3.5 when x=4 determine the value of y when x=2

What's the simplest form of the fraction 85 over 204

What is - |2x-6| greater than 8

Write the fracions in order from least to greatest 4/6 7/12 5/10