koolgirl4686 koolgirl4686

11-01-2021
Mathematics

contestada

Evaluate the following expression:
3y2 - 4x + 2xy, when x = 2 and y = 5

Respuesta :

preranaxettri preranaxettri

11-01-2021

Answer:

87

Step-by-step explanation:

3×(5)^2 - 4×2 + 2×2×5

3×(5)^2 - 4×2 + 2×2×53×25 - 8 + 20

3×(5)^2 - 4×2 + 2×2×53×25 - 8 + 2075 + 20 - 8

3×(5)^2 - 4×2 + 2×2×53×25 - 8 + 2075 + 20 - 8 95-8

3×(5)^2 - 4×2 + 2×2×53×25 - 8 + 2075 + 20 - 8 95-887

Answer Link

Otras preguntas

For the noon meal today she ate 1/2 of a 3-ounce serving of meatloaf, 3/4 of her 3-ounce serving of mashed potatoes, and 1/3 of a 2-ounce serving of green beans

Which of the following points are not solutions of 2y-5x>6? I. (-3,4) II. (5, -5/3) III. (3/4, 5) IV. (2.6, 5)

In "The Story of Ruth," why is Boaz so kind to Ruth? A. He wants her to be his ally in case the Moabites ever invade Israel. B. He recognizes her kindness, g

explain how to use a pattern to find the product of a power of 10 and a decimals

What statement best summarizes the differences in the role of sports in high schools in Chile compared to high schools in the U.S.? a. In U.S. high schools ther

What would happen if you had a decrease in the number of your white blood cells? A. Nothing - other cells would take over the function of the white blood cells

Patty is 50 mi. due north of Todd. Emma is due east of Todd. The angle between the direction of the shortest distance from Emma and Patty and due east is 40°. T

Ang mga manggagawa ba ay bayani ng makabagong panahon?

In its role as a regulator, the national government is charged with preserving competition in the marketplace. True False

What gland is to secrete hormones that begin the production of eggs and sperm?