danielahchf
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 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 famous U.S. document includes the Bill of Rights?
What is this method called?
50 points to whoever helps
1. When Adichie was younger, what did a story need to have?
PLEASE I NEEE THIS IT DOESN’T MAKE SENSE!! If xy = x/y = x-y, where x,y ≠ 0, then determine the numerical value of x+y??
Write an equivalent expression by distributing the " sign outside the parentheses: 5n - (7.4p - 9.6​
A cooperative effect can occur in some types of multi-subunit proteins, leading to improved function of the subunits when bound to each other. At what level of
Hello I need help Tourism has been big business in Hannibal for some time, as well. How many nouns and verbs are there? And name them please! Mark brainliest!!
what is (x - 2) ( x - 2) = 0 in standard form
help pls lol its timed