so5434720 so5434720

23-04-2021
Mathematics

contestada

If x + y = 5 and x - y = 3, then x^2 - y^2 = ?
A) 9
B) 15
C) 16
D) 25
E) 34
With steps pleaseee

Respuesta :

lb127947 lb127947

23-04-2021

Answer:

B) 15

Step-by-step explanation:

Using basic logic we find that x = 4 and y = 1

4^2 = 16

1^2 = 1

16 - 1 = 15

Answer Link

Otras preguntas

Plz help!! True or False - The ovaries store eggs and produce the hormones estrogen and progesterone.

During a workout, a person begins to burn fat after: an hour. 20 minutes. 45 minutes. 30 minutes.

To compare the effectiveness of two speeches, the reader should check the methods used to persuade the audience. These methods are called

answer with answer and I will give all of my point away

Who was chosen by the Second Continental Congress to write the Declaration of Independence? Thomas Jefferson Thomas Paine John Hancock

a) In the case of starvation, identify the macromolecule being catabolized by the body to power cellular respiration. b) Identify the monomers of the macromolec

What is kin the rate law equation? Rate = K[A] [B]" A. An equilibrium constant B. A rate constant C. A volume constant D. A pressure constant

What is the net charge on an ion that has 9 protons, 11 neutrons, and 10 electrons? A) 2+ B) 1- C) 1+ D) 2-

write an article for publication in your school magazine on why every student should be computer literate

Which of the following were advantages of having Emperor Qin creating a centralized government? (mark all that are true) Books were burned Easier trade and coll