tashaunwatt tashaunwatt
  • 01-12-2020
  • Mathematics
contestada

Evaluate 3x^2 – 2xy - 4y^2

when x = 2 and y = - 3.

A. 12
B. -36
C. -12
D. 36

Respuesta :

mesiidor
mesiidor mesiidor
  • 02-12-2020

 Evaluate for x=2,y=−3

3(22)−(2)(2)(−3)−4(−3)2

3(22)−(2)(2)(−3)−4(−3)2

= C. −12

 

Answer Link

Otras preguntas

what is the bill of rights
how many miles did greek sailors travel between athens and naples?
Which hydrocarbon is saturated? (1) propene (3) butene(2) ethyne (4) heptane
Two spherical balloons are filled with water. The first balloon has a radius of 3 cm, and the second has a radius of 6 cm. How much more water is in the larger
deer meat is known by what name
Which is the correct pronoun:Someone has left______wet towels on the bathroom floor. his or her or their
Which trends are observed as each of the elements within Group 15 on the Periodic Table is considered in order from top to bottom? (1) Their metallic properties
What are the keys features of the house of representatives and its membership
Using 6400 km as the radius of Earth, calculate how high above Earth’s surface you would have to be in order to weigh 1/16th of your current weight. Show all w
What is the approximate straight-line distance in miles between Athens and Rome