What is the a-value in the following quadratic equation?

y=-x^2+x-20

Find the value

How do you split 3/4 into 4

Simplify the expression 9x2+10x2-4x-9+29x2+5+14x-8x

How can the Fundamental Theorem of Algebra be used to show that any polynomial of odd degree has at least one root?

7/6 meters of ribbon on top and bottom and 9/6 left and right how many total meters

Between which two consecutive integers is the square root of - 13

the perimeter of a triangle is 12b+5. Two sides have the following length:4b and 3b+15. What is the length of the third side?

Building a is 190190 feet shorter than building b. the total height of the two buildings is 14801480 feet. find the height of each building.

What is the 8th term of this sequence? - 3, - 12, - 48, - 192 Anwers Option: -49,152 -12,228 -768 -196,608

How long does it take a train traveling at constant rate of 70 miles per hour to travel 350 miles A 280 hours B 20 hours C 5 hours D 245 hours

A coin has a diameter of 24.26 mm. What is the area of one face of the coin? Give your answer correct to 2 decimal places. (Use the calculator value of π) Area of the circle = π x r² = ___ mm.