Tobymorgan0 Tobymorgan0

18-05-2018
Mathematics

contestada

Evaluate at the given value
4x^2+6x-5 when x=-3

Respuesta :

Аноним Аноним

18-05-2018

That is 4(-3)^2 + 6(-3) - 5 = 36 - 18 - 5 = 13 Answer

Answer Link

chrysanthemum chrysanthemum

18-05-2018

To evaluate 4x² + 6x - 5 when x = -3, plug -3 for x into the expression.

Evaluate when x = -3.
4x² + 6x - 5

Plug -3 for x.
4(-3)² + 6(-3) - 5

Square -3.
4(9) - 18 - 5

Multiply 4 and 9.
36 - 18 - 5

Subtract from left to right.
18 - 5
13

Answer:
13

Answer Link

Otras preguntas

As secretary of the treasury, Alexander Hamilton led the creation of a national bank to take care of the government's money? 1) True 2) False

Research on neural plasticity indicates that brain damage is more devastating: a) During early childhood b) During adolescence c) During adulthood d) Throughou

John has two job offers when he graduates from college. John views the offers as identical, except for the salary terms. The first offer is at a fixed annual s

What happened in the church during the many years of peace she enjoyed prior to the Diocletian Persecution?a) The church grew and expandedb) The church faced in

What conditions are necessary for the production of x-rays? a) High temperature and low pressure b) Low temperature and high pressure c) Low temperature and low

What were medical facilities set up near railroad stations called? 1) Railway hospitals 2) Station clinics 3) Railroad infirmaries 4) Train medical centers

While driving through Nevada to California you stop at a local gas station and throw a quarter in a slot. To your surprise you win a $25,000 jackpot. Is this ja

Explain how you could estimate 22% of 78 to check if your answer is reasonable. Show your work.

Rylan paid a total of $4,120.00, including principal and interest, over an 18-month period, to pay off his credit card. Choose the equation that could be used t

how Malaka’s parents interpreted the "American Dream?”