What are the solutions to the equation x2 + 4x - 5 = 0?
+
+
+
5
+
4
+
-3
+
-2
+ +
-1,1
2
3
4
5
x
-5
a. 1 ałd -5
b. -1 and 5
d.
1 and -5

In two or more complete sentences, determine the appropriate model for the given data and explain how you made your decision. (1,-1), (2,0.5), (5,1.5), (8,2)

Colby and jaquan are growing bacteria in an experiment in a laboratory. colby starts with 50 bacteria in his culture and the number of bacteria doubles every 2 hours. jaquan starts with 80 of a different type of bacteria that doubles every 3 hours. let x equal number of days. colbys experiment follows the model: a.) y=50*2^x b.) y=50*2^8x c.) y=50*2^12x jaquans experiment follows the model: a.)80*2^x b.)80*2^8x c.)80*2^12x

What is the value of x? enter your answer in the box.