yuc003 yuc003
  • 09-02-2015
  • Mathematics
Answered

if x=-3, calculate the value of 2x squared -5

please explain how to do it please.



Answer :

eah
eah eah
  • 09-02-2015
2x² - 5

WITH x = - 3

2 x (- 3)² - 5
= 2 x 9 - 5
= 18 - 5
= 13
Answer Link

Other Questions

A = 1/2bh b= 12 h = 7 how to I go about getting this answer?
How Does Politics Affect The Lives Of People?
Describe Hitler’s strategy in Europe and how it affected Great Britain.
What is the most likely reason Bismarck was named chancellor when King Wilhelm I became kaiser of Germany?
what pressure did hitler face in 1932?
Which is not an accurate statement about America's decision to go to war in 1812? A. Young leaders in the South and West wanted to go to war to protect America
If the prefix re- means “back,” what does retain mean in the following sentence? The paper towel did not retain as much water as the sponge. to drive back to ho
Which philosopher had the most profound influence on Thomas Jefferson's political thought? A. Thomas Hobbes B. Jean-Jacques Rousseau C. John Locke D. Charles-Lo
What Is Autocratic Supervision?
Which word in the sentence does the adjective modify? The grassy smell reminds me of summer. A. summer B. me C. smell D. grassy