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 a hydrocarbon?
Is a summer sausage a element compound or a mixture ?
URGENT!! PLEASE HELP!! I need to finish this for homework before tommorow comes! I need your help ASAP!! So I don't understand this, can you guys help explain t
i have no idea how to do this. Could i get some help? Thank you in advance.
Im stuck on a Algebra 2 question f(x) = 3x +6 and g(x) = 2x^2 find f(g(3))
The image shows a molecular model of a compound using balls and sticks. Each ball is an atom and each stick is a bond. If you were to use balls and sticks to mo
what is the equation of a line ,in standard form that passes through (4, -3) and is parallel to the line whose equations is 4x+y-2=04x-y=134x+y=134x+y=-13
Jose reads 45 pages of his novel in a 3 hours. At that rate, how many pages would he read in 5 hours
EMERGENCY!! PLEASE HELP I NEEd IT NOW!!
Match the individuals or groups to their actions related to the Tiananmen Square massacre