1. Factor: 8 х3 - 1

а) (2x - 1) (4 х2 + 2 х + 1)

С) (2x - 1) (4 х2 - 2 х - 1)

Б) (2x + 1) (4 х2 - 2x + 1)

d) (2x + 1) (4 х2 + 2 х + 1)

The table shows the approximate height of a projectile x seconds after being fired into the air. Which equation models the height, y, x seconds after firing?

20% of the shoes in a factor are black. One shoe is chosen and replaced. A second shoe is chosen and replaced. Then a third shoe is chosen and replaced. What is the probability that none of the shoes are black?

Which inequality represents this sentence? Seven plus five is greater than six plus two. A. 6+2>7+5 B. 7+5>6+2

What do you add to 3 5/7 to make 7

Write the algebraic expression for: "Three times the difference of a number and 5." * a 3 (x - 5) b 3 (5 - x) c 3x - 5 d 5 - 3x

Consider the conditional statement. What is the inverse of the contrapositive of this statement?

Serena changes the number 3 to a 6 on the spinner. What are the changes of landing on an odd number?

2/3 of 27 is equal to what fraction?

The average mark of candidate in an aptitude test was 128.5 with a standard deviation of 8.2. Three scores extracted from the test are 148, 102,152. What is the average of the extracted scores t hat are extreme values (outliers) ?

Solve the system using elimination. x - y = 4 - x - y = 6