melany630 melany630
  • 19-10-2020
  • Mathematics
contestada

Simplify the expression using the variable replacements.
2a² – 4bifa= 2andb = 1

Respuesta :

priyankakaimal2006
priyankakaimal2006 priyankakaimal2006
  • 19-10-2020

Answer:

= 4

Step-by-step explanation:

2a^2-4b

=2(2)^2-4(1)

=2×4-4

= 8-4

=4

Answer Link

Otras preguntas

In the Shakespeare play about Julius Caesar, what crucial mistake did Pindarus make (act 5)
A chunk of silver has a heat capacity if 42.8 j/*c. If the silver has a mass of 181g, calculate the specific heat of sliver.
An oil tank has a capacity of 45 gallons. At the beginning of October it is 80% full. At the end of October it is 1/3 full. How many gallons of oil were used in
What is the snellen letter chart is commonly used for ?
Sian bought a TV in the January sales which had been reduced by 20%.
Calculate the number of moles 3.16 g of KMnO4 32.33 g of K2CrO4 100 g of KHCO3
How do you respond to con que frecuencia pracaticas deportes?
how do I find the area of an equilateral triangle given the perimeter of 60 and the height of 17.3 cm?
Which of the following patterns of inheritance describes interactions between multiple genes? A. Epistasis B. Sex linkage C. Codominance D. Simple dominance E.
Facts about the civil rights movements.