danielahchf danielahchf

04-04-2019
Mathematics

contestada

What is the value of (j+3k)(5)?

j(x) = (x + 4)^2; k(x) = 8 - x

(j + 3k)(5) =

What is the value of j3k5 jx x 42 kx 8 x j 3k5 class=

Respuesta :

desperatesmile desperatesmile

04-04-2019

Step-by-step explanation:

J=(x+4)²

K=(8-x)

X=5

=J+3k

=(x+4)(x+4)+3(8-x)

=(x²+8x+16+24-3x)

=25+25+40

=90

Alternatively:

J=(5+4)²

J=81

K=8-5

K=3

J+3k

81+3(3)

81+9

90

Answer Link

Otras preguntas

What is the biggest prime nubmer?

Please solve simultaneous equations 3x +2x =16 2x + y =9

Confucius belief That government service should be open to all able men led to

Mandy is creating an outline for her research paper. What does she need to include in the outline?

Polio is a disease that can be transmitted by the bite of mammals. answer: true or false

An interview is a(n) __________ in which one-on-one or small group question-and-answer sessions are conducted. secondary source unreliable source serious source

Write an inequality for the following: Joe has $53. He needs at least $76 to buy the jacket he wants. How much more money does he need for the jacket?

what factors determine where a population can live

If y = 3x - 4 and the domain is {-3,-1,4}, find the range.

The product of x and 2 is less than or equal to 4