Find the solution set.

x² + 3x - 4=0

Let the function f (x) have the form f (x) = Acos (x + C). To produce a graph that matches the one shown below, what must the value of C be?. A. 1. B. 3. C. 4. D. 2

Lucia wants to buy some posters over the Internet. Each poster costs $6.67 and has a shipping cost of $9.99 per order.

George will read pages 385 through 512 in his karate history book. How many pages will he read? 1. What simpler problem can you make? 2. What is the general rule? 3.

4b^2-4b=-1 A) 0 B) 1 C) 2 D) 3

A rectangle has side lengths (x + 5) and (2x - 1) meters. Write and expression that represents the perimeter of the rectangle. a. 3x + 4 b. (x + 5) + (x + 5) + (2x - 1) + (2x - 1) c. 6x + 8 d. (x + 5) (2x - 1)

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.