xxoarianna xxoarianna

20-03-2020
Mathematics

contestada

Find the value of x2 − 7x + 9 when x = 6.

The value of the expression when x = 6 is

Respuesta :

itzshiane itzshiane

20-03-2020

Answer:

-21.

Step-by-step explanation:

(6)2-7(6)+9

--> 6x2= 12

--> 7x6= 42

Rewrite the expression:

--> 12-42+9

Solve:

--> 12-42= -30

--> -30+7= -21

Answer Link

Otras preguntas

give two ways in which archaea are different from bactria

Use rectangular model to record the partial quotients 852/6.

Why is a food web a better representation of relationships within an ecosystem than a food chain? A. A food web shows that most organisms consume and are consum

If the sequence of one single strand of DNA is C-A-A-G-T-A-G-G-C-T, what is the sequence of the complementary strand?

Why did many Americans believe imperialism was wrong?A. BECAUSE IT DESTROYED NATIVE CULTURES.B. BECAUSE IT CREATED MONOPOLIES.C.BECAUSE EUROPEAN COUNTRIES HAD C

Write an essay explaining whether learning always has a positive effect on a person's life. Learning always has a positive effect on a person's life because ___

a bowling ball and ping-pong ball are rolling at the same speed.which ball requires more force to stop?explain

What weakened the Iroquois confederacy in the eighteenth century? a mass exodus due to drought infighting among its member tribes attacks by English colonists a

What is the greatest common factor of 32 and 48

the ages of John and Mary total 27 years. Mary's age plus twice john's age is 40. how old is each person?