The line of symmetry of the parabola whose equation is y = ax^2 - 4x + 3 is x = - 2. What is the value of "a"?

What is 8.213 rounded to 0.1?

How do you express a mass of 5.712 grams in miligrams and in kilograms?

Martha spent $38.45 on a new shirt and now has $17.71 in her pocket. Which equation can be used to find how much money, x, she had in her pocket before buying the shirt? a. x-38.45=17.71 b. x + 38.45 = 17.71 c. x + 17.71 = 38.45 d, 17.71x = 38.45

Find the new amount. 8 meters increased by 25%?

13. Write a few sentences describing what you have learned about the mean length of the population of 268 words in the Gettysburg Address. Be sure to include an interpretation of the margin of error.

Find the solution (s) to x2 - 14x + 49 = 0

Isabel had two pages of math homework and four pages of reading homework. If each page had five problems on it, how many problems did she have to complete total?

The difference between a country's exports and imports is called the country's trade balance. If one country had a trade balance of - $102 billion in 1993, $101 billion in 1997, and - $40 billion in 1996.

Math division problem 66:_=_R2

How many times does 144 go into 540