Which best explains or justifies Step 1?
The first step for deriving the quadratic formula from the
quadratic equation, 0 = ax? + bx + c, is shown.
Step 1 -c = ax? + bx
subtraction property of equality
completing the square
factoring out the constant
zero property of multiplication

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.

F(x) = 1/x g(x)=x-4 can you evaluate (g*f)(0) ? why or why not?

According to the 2008 u.s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of california was approximately two times the population of florida. b. the population of florida was approximately twenty times the population of california. c. the population of florida was approximately two times the population of california. d. the population of california was approximately twenty times the population of florida.