Find the value of n such that x2 - 19x + n is a perfect square trinomial.

Determine the nature of the roots 2x^2+8x+3=0

Sarah investment in stock grew 22% to $427. how much did she invest?

Which mixture can be classified as a heterogeneous mixture? a. steel b. iron c. 14 karat gold d. salad dressing

How do you convert from base 10 into a different base? Or vice versa?

What is 60% as a fraction? What is 23% as a fraction? What is 1/8 as a precent and decimal? What is 2/3 as a precent and decimal?

Henry is four times older than James. Next year, Henry will be three times older than James will be. How old are Henry and James now? a. James is 3 years old; Henry is 4 years old. b. Henry is 4 years old; James is 3 years old. c.

Wayne and Winston are scuba diving and are ascending to the surface. The function y = 30x - 105 represents Wayne's elevation in feet in terms of the time in minutes he ascends.

What is 470,000 in scientific notation

Why do you suppose the United States still uses the English System for everyday measurements, while almost every other country uses Sl? Give several possible reasons

Solve the system of equations by graphing. x+y=3, y=2x-15