s404847 s404847
  • 04-04-2022
  • Mathematics
contestada

Evaluate 3x2−9
when x=−2

Respuesta :

jimrgrant1 jimrgrant1
  • 04-04-2022

Answer:

3

Step-by-step explanation:

substitute x = - 2 into the expression

3x² - 9

= 3(- 2)² - 9

= 3(4) - 9

= 12 - 9

= 3

Answer Link

Otras preguntas

Most of Earth's freshwater is _____. found in oceans and seas. stored in glaciers and ice caps. groundwater stored beneath the surface. found in lakes, rivers,
is 4/6 bigger than 2/3
Which of these was the basic idea of the New Deal?
The area of a rectangle is 21 in2. The length of the rectangle is 6 in. What is the width of the rectangle?
The Shoshone who joined the Lewis and Clark Expedition as a guide was a. Tenskwatawa. c. Blue Jacket. b. Tecumseh. d. Sacagawea.
two forces a 60 newton force east and an 80 newton force north
"Yonder sky has wept tears of compassion" is an example of A. personification. B. consonance. C. assonance. D. alliteration
What view of China's place in the world is revealed in qianlong's letter
The expression 3.14 x 103 is scientific notation for which of the following values? 314 3,140 31,400 314,000
what would most likely happen to cells placed in fresh water. Would water flow out of them because they are hypertonic to the external environment.