mclovingmc mclovingmc

13-06-2017
Mathematics

contestada

What number must be added to the expression below to complete the square?

x2 + 5x

A. 5
B. 25/4
C. 25
D. 5/2

Respuesta :

13-06-2017

To complete the square take the 'b' term and divide it by 2, then square it.
(5/2)^2 = 25/4
Letter B

Answer Link

Otras preguntas

The table shows the results of drawing colored marbles from a bag. ( i think it is 100 but i don't know)Based on theoretical probability, which is the best pre

Susan ran 5 laps that are each 8/10 mile. How many miles did she run in all?

If a plane can travel 450 miles per hour with the wind and 410 miles per hour against the wind, find the speed of the plane without a wind and speed of the wind

A 12-tooth gear is turned two times. How many times will the 24-tooth gear to which it is connected turn?

What happens to an enzyme after it catalyzes a chemical reaction?

What volume does 8.5 g NH₃ occupy at STP? a. 2.81 L b. 5.61 L c. 11.21 L d. 22.41 L e. 44.81 L

what are the plot chains for the book a sound of thunder by Ray Bradbury?

Find the discount for a $200 item on sale for $150

Each base of a triangular prism is a right triangle with side lengths 3 inches, 4 inches, and 5 inches. The height of the prism is 7 inches. What is the surface

your family takes a taxi from the airport to your hotel. The total charge for the ride is $38.55. How much should you give the cab driver as a tip if you want t