leilaalcide123 leilaalcide123

01-05-2020
Mathematics

contestada

Evaluate the expression when a=-4.
a²+6a+3

Respuesta :

bailzen47 bailzen47

01-05-2020

16 + 24 + 3 = 43 i think

Answer Link

Darasimi Darasimi

01-05-2020

Answer:

[tex] {a}^{2} + 6a + 3 \\ { - 4}^{2} + (6 \times - 4) + 3 \\ 16 - 24 + 3 \\ - 5[/tex]

Answer Link

Otras preguntas

In what respect does an atom of magnesium differ from a magnesium ion (Mg^{2+})? (A)The ion has a more stable electronic arrangement than the atom. (B)The pos

How is carbon dioxide obtained?

The number 6 is halfway between 4.5 and 7.5.Answer the missing numbers below.The number 6 is halfway between 2.8 and .......The number 6 is halfway between -12

find the difference: 7 7/8 - 3 1/4

What are three interesting facts about Susan B. Anthony's childhood ?

NaOH + H2SO4 =NaOH + HNO3 =Cu(OH)2 + HCl = H2SO4 = HNO3 =

If the function h(x) represents the number of full hours that it takes a person to assemble x sets of tires in a factory, which would be an appropriate domain f

Work out the number that is halfway between 27 times 38 and 33 times 38.Show your working out aswell.

How do you do this algebra question

would you rather be a senator or a representative member? why or why not?