Lannie ordered 12 copies of the same book for his book club members. the books cost $19 each, and the order has $15 shipping charge. what is the total cost of lannies order?

What is the vertex form of f(x) = x2 + 6x + 3

What is the equation of a vertical line passing through the point (−5, −1)? y = −5 y = −1 x = −5 x = −1

Si la base de un triángulo isósceles mide 70 m y el ángulo opuesto a ésta mide 58°; entonces ¿cuánto mide la altura de dicho triángulo? a) 21.87 m. b) 40.01 m. c) 43.74 m. d) 63.14 m.