pack15483 pack15483

11-09-2019
Mathematics

contestada

Evaluate A 2-B 2 for A = 4 and B = -5.

Respuesta :

jimrgrant1 jimrgrant1

11-09-2019

Answer:

- 9

Step-by-step explanation:

Given

A² - B² ← substitute A = 4 and B = - 5 into the expression

= 4² - (- 5)²

= 16 - 25

= - 9

Answer Link

Otras preguntas

Someone please help me

What is the role of neutrons in an atom??

What two advantages did Hittite soldiers have over their opponents

Which of the following methods of agriculture is the most reliant upon technology and automation

Which best describes the purpose of the ribosome during protein synthesis? A. During transcription, the ribosome carries the amino acids into the nucleus.

Methanal is the IUPAC name for an

How many intersections are there of the graphs of the equations below? x + 5y = 6 3x + 30y = 36 a. none b. one c. two d. infinitely many

Chile is the world’s largest exporter of which? copper diamonds potatoes oil

. Predict the weather that will be at your house after this cold front has passed.

need to see a picture of 90 degrees clockwise