Solve the equation |2x + 1| = 2(x + 1). Are there any extraneous solutions?

1. evaluate 8x(2)y9(-2) for x=-1 and y=2 2. simplify the equation. -() 3. simplify the expression. [tex]\frac{5}{x(-2) y9(5)}[/tex]

The median am of triangle ∆abc is half the length of the side towards which it is drawn, bc . prove that triangle ∆abc is a right triangle, and find angle mac and abm

Charlie tosses five coins. what is the probability that all five coins will land tails up.