mamaDee7531 mamaDee7531
  • 02-01-2021
  • Mathematics
contestada

Let the area of a rectangle in square metres is x^2+13x+42 how much longer is the length than the width of the rectangle

Respuesta :

Аноним Аноним
  • 02-01-2021

Answer:

1

Step-by-step explanation:

Area of rectangle

lw

So we have to factorise the expression

x²+13x+42

x²+6x+7x+42

x(x+6)+7(x+6)

(x+7)(x+6)

So

x+7-(x+6)

x+7-x-6

1

Answer Link

Otras preguntas

An advantage of a building that cannot be seen from below is AB A it can have a lot of buildings. B it can serve as a welcome center to visitors. с it can remai
Shana wants to use all 62 feet of the fencing she has to make a rectangular run for her dog. She decides to make the length of the run 20 feet. She writes and s
They clung to each other in fear as the door to the train compartment flew open and a tall man with a bandana over his face stepped in. Select the option that c
Not attending a party where you know drinking alcohol will be happening is a strategy for refusal called: avoiding making an excuse escaping confronting
What net force is required to accelerate a truck at a rate of 4 m/s² if the truck has a mass of 5,000 kg?
Which expression is equivalent to 0? (a)(-a) a +(-a) a/-a a - (-a)
What is the SI unit of energy and Work?
Is the function increasing or decreasing over the interval (-3,-1)? Explain.
82 - 2x - 10 factor each polynomial​
Pat has x cards. Jim has 4 more Write down an expression, in terms of , for the number of cards Jim hasre cards than Pat.