Why are 2.15 and - 2.15 opposites explain

Which of the following statements is not true? A. Every real number is also a complex number B. In order for a+bi to be a complex number, b must be nonzero C. The variable z is often used to denote a complex number D.

Dan threw 20 football at a moving target. 30% of his balls hit the target. How many balls did not hit the target?

Simplest radical form

How do the slopes of the lines created by each table compare?

Considere um cubo com 6 cm de aresta e calcule: Sua área total: Seu volume: Sua diagonal:

W:-10-6=1 how do i solve?

A television that was originally marked $199.95 is now 25% off. Write a linear expression for the new cost of the television. Then calculate the sale price of it. A. c - 0.25c; $49.99 B. c + 0.25c; $249.94 C. c - 0.25c; $149.96 D. c + 0.25c; $149.96

What's the addictive inverse of 4x - 5

A stack of boards is 21 inches high. Each board is 1 and 3/4 inches thick. How many boards are there?

There are 90 students in Grade 5, and 10% of them were absent today. In Grade 6, 15% of the 80 students were absent today. What was the total number of students in the two grades who were present today?