faizaramzan131 faizaramzan131
  • 02-05-2022
  • Mathematics
contestada

3 of 8
If x = -8 and y = 4, evaluate the
-
following expressions:
i) (4y)² - (2x)²=
ii) 4y²– 2x²=

Respuesta :

mumsy
mumsy mumsy
  • 02-05-2022

Answer:

Step-by-step explanation:

i) (4*4)^2-(2(-8))^2=256-(16)^2=256-256=0

ii) (4*16)-2*(-8)^2=64- 2(16)= 64-32=32

Answer Link

Otras preguntas

science fair ideas???
Now that you have worked through a lot of material that includes these basic patterns, and you have compared grammatically correct and incorrect sentences, writ
First, briefly explain the difference between direct and indirect taxation, and give an example of each. Then, define the three types of taxation that determine
write a story that ends with the expression never will I do that again​
Directions: Read the following passage. Then decide whether the student sample at the right (or below) cites the passage acceptably in MLA style or whether the
Use the following graph of the function f(x) = 2x3 + x2 − 3x + 1 to answer this question: graph of 2x cubed plus x squared minus 3x plus 1 What is the average r
[ A transformer is used to operate a 24V 48W lamp from the mains of 240V, assume its efficiency is 100% 1.)Calculate the current in the primary coil (2 marks) i
2sinx / cos3x = tan3x - tanx -verify the identity-
PLZ HELP ITS DUE TOMORROW!!!!!
1. Which one of the following is the highest court in England? A. The Court of Appeal. B. The Supreme Court (House of Lords). C. The High Court D. The Crown Cou