17smithk 17smithk
  • 03-10-2021
  • Mathematics
contestada

A rectangle has sides of x and (x-2) cm.
The area of the rectangle is 3cm2
х
x-2
Show that (x - 1)2 - 4 = 0

Respuesta :

Аноним Аноним
  • 03-10-2021

Step-by-step explanation:

A rectangle has sides of x and (x-2) cm

Area = 3cm²

x(x-2)=3

x²-2x-3=0

BY USING COMPLETING THE SQUARE METHOD

[x²-2(x)(1)+1²] -1² -3=0

(x - 1)² - 1-3=0

(x-1)²-4=0

Answer Link

Otras preguntas

Name all of the processes of the rock cycle... and number them by the picture.... no links or i will report
Where did Bismillah Khan go on his first foreign trip? How was he honoured there?​
2 C2H6 + 7 O2 → 4 CO2 + 6 H2O How many moles of oxygen gas (O2) are needed to create EXACTLY 6 moles of Carbon dioxide(CO2)?.
A pair of sneakers cost the store $65. They mark them up by 40%. What is the selling price of the sneakers?
NO LINKS/FLIES PLEASE . Morgan pays $25 in monthly fees for her baseball team's uniforms and field rental. What kind of expense is the fee she pays? A. Variabl
What’s the answer to this I need help
Microstructures are microscopic additions or forms in a system. True O False
DIVI1. Define cell cycle​
5) What is the median of the data? 5, 28, 16, 32, 5, 16, 48, 29, 5, 35 O 22 O 43 O 5 O 21.9
Determine the missing length. Show your work!