tkkkkkkkkk
tkkkkkkkkk tkkkkkkkkk
  • 23-02-2017
  • Mathematics
contestada

what are the answers to these three questions? horrible at math. ty.

what are the answers to these three questions horrible at math ty class=

Respuesta :

Аноним Аноним
  • 23-02-2017
3x^2 + 2x - 6 if x = -2

=3(-2)^2 + 2(-2) - 6
=12 - 4 - 6 
= 2


5x^2 + 6x - 2 if x = -2

=5(-2)^2 + 6(-2) - 2
=20 - 12 - 2
= 6

-2x^3 + 2x^2 if x = 2

= -2(2)^3 + 2(2)^2
= -16 + 8
= -8

Answer Link

Otras preguntas

Answers to numbers 30,31,& 31
What word can be described as "the phrase that was used to reflect the change of South in areas of business, industrialization, agriculture, race relations, and
George Washington's primary goal as commander-in-chief of the continental Army was to?: A prevent British reinforcements from coming ashore. B destroy the Briti
In "Paul's Case," why does Paul go to work early? A. He didn't want to get caught skipping school. B. He liked looking at the pictures in the art gallery. C.
Can somebody please help me with this Music Homework? I Give Thanks!!!!!
what is 20 meters to feet
What strategies do you incorporate when engaged in a strong discussion?
What did the North African and Italian offensives accomplish? How did the Soviet Union regard these efforts?
Explain why synapomorphies are critically important in the construction of a cladogram.
please help! "The Constitution is not an instrument for the government to restrain the people, it is an instrument for the people to restrain the government -