02-01-2021
Mathematics

contestada

For a=3 simply a2 +5a +4 and a2 -5a

Respuesta :

Аноним Аноним

02-01-2021

Answer:

[tex]a2 + 5a + 4 \: \: when \: a = 3 \\ = (3)2 + 5(3) + 4 \\ \\ = 6 + 15 + 4 \\ = 25[/tex]

[tex]a2 - 5a \: \: when \: a = 3 \\ = (3)2 - 5(3) \\ = 6 - 15 \\ = - 9[/tex]

Answer Link

Otras preguntas

PLEASE HELP!!!!!!!! why do we divide the volume of sphere formula by 2?

Arrange these units from smallest to largest: cm,um,km,mm,m,nm,dm,pm. Then give each a measurement in terms of meters.

All samples of an element are composed of atoms with the same 1. atomic mass 2. atomic number 3. # of nucleons 4. # of neutrons

How can you tell if 1245 is divisible by 3

By June of 1940, Hitler had already done which of the following? Check all that apply.. . -He had invaded Russia.. He had conquered Norway.. -He had conquered

The number of delegates from each state is determined by _____. A.the state’s governor B.the state’s political parties C.the state’s legislature D.the state’s e

which unit rate is the lowest price per ounce?choice a: 30 ounces of chocolate chips for $2.49choice b: 40 ounces of chocolate chips for $3.32 choice a choice b

the military understanding reached by great britain, france, and russia is called:

Positive life decisions are usually based on __________. A. your latest interest B. good mental and emotional health C. suggestions by friends D. short-term

Select all that apply. Three forms of nationalism would include _____. political ethnic geographic intellectual religious