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

how do scientists explain the great diversity of life on earth? different characteristics help A. young organisms find their parents B. living organisms survive
What real world problem can i use for the equation 8b+6=38
Create a supply curve. In one or two sentences, explain how quantity supplied and price are related in your example.
what are three reasons that healthcare costs are rising so quickly?
3 dimes, 4 pennies, 2 quarters, 1 nickel The quarters make up what part of the group of coins? write your answer as a fraction and in word form.
Help me with 26,25,24
Passage: Well, son, I’ll tell you: Life for me ain’t been no crystal stair. It’s had tacks in it, And splinters, And boards torn up, And places with no ca
What is the effect of the Prologue on the play's viewers? A. It challenges them to solve a mystery. B. It helps them imagine the play's setting. C. It buil
39 is 5% of what number
¿Qué le dices al recepcionista cuando quieres una habitación en el hotel?