gheedominique gheedominique

04-08-2017
Mathematics

contestada

what is the value of -2 x^2 +4y if x = -2 and y =3

Respuesta :

kphung76127 kphung76127

04-08-2017

Substitute the values
-2(-2)^2+4(3)
First evaluate the exponent.
-2(4)+4(3)
Then evaluate multiplication.
-8+4(3)
-8+12
Then add.
Final answer:4

Answer Link

Otras preguntas

Evolution is: A) A change in the composition of a population from one generation to the next.B) A phenomenon that must be inferred from evidence, because it can

The distance of a wave crest from its resting. position is its. out of A. Wavelength B. Amplitude C. Height

The discovery of gold in Transvaal contributed to the start of _____?the Anglo-Boer WarWorld War IIWorld War Ithe Peloponnesian War

Can someone help me in probability?Amanda wrote a computer program that generates two random numbers between one and eleven.When she runs it,what is the probabi

What is the property, transformation, or simplification used in each step of this problem? x-7=34

Type of picture Paul Revere made of the Boston massacre?

Can someone help me in probability?Amanda wrote a computer program that generates two random numbers between one and eleven.When she runs it,what is the probabi

Use the order of operations and the digits 2,4,6 and 8 to create an expression with a value of 2

How did the alliances that formed in Europe after world war 2 form an "iron curtain" as described by Winston Churchill in a 1946 speech?

sophia has 3 pink tulips and 3 white tulips. what fraction of sophias tulips are pink