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

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

Hey, need some help reverent A. respectful B. respect C. reply D. to spoil

take 2 identical bowls filled with water.shine a spotlight on one and place one away from the spotlight in the same room. which shows higher evaporation and why

find the amplitude, period, and phase shift of the function defined by: y=3-2cos(3x+pi)

Write a complete reaction of succinic acid and acetic anhydride

What is the probability of someone correctly guessing your Social Security number? (Assume all digits 0-9 are available for use)a

wats the 60% off a prize that is $20.00

List all integers between -0.6 and 4.17 THANK U

which foods earthworms can digest?

What is the probability of someone correctly guessing your Social Security number? (Assume all digits 0-9 are available for use)a

A graph depicts force versus position. What represents the work done by the force over the given displacement? A. The work done is equal to the product of the m