Seudónimo
Seudónimo
02-04-2015
Mathematics
contestada
4x squared + 7x +2=0 use quadratic formula
Respuesta :
Panoyin
Panoyin
02-04-2015
4x² + 7x + 2 = 0
x =
-7 +/- √(7² - 4(4)(2))
2(4)
x =
-7 +/- √(49 - 32)
8
x =
-7 +/- √(17)
8
x =
-7 +/- 4.123
8
x =
-7 + 4.123
x =
-7 - 4.123
8 8
x =
-2.877
x =
-11.123
8 8
x = -0.359625 x = -1.390375
Answer Link
VER TODAS LAS RESPUESTAS ( 48+ )
Otras preguntas
Birds and fish don't necessarily use their tongues for taste. a. True b. False
Choose the connective that belongs in the blank. She left the party early. Next she went to a movie. _______ she went home. a. First b. Finally c. Meanwhile
Find 40% of 28. Use a fraction
Solar tracking, or _____, is a plant's growth toward light. phototropism geotropism hydrotropism thigmotropism
does an orangutan use its large tail to shade itself from the sun
What was the primary aim of the Marshall Plan? a. to end the era of western European dominance b. to provide aid to the devastated countries of Europe c. to
Inflation makes it harder to buy things because _______. a. It increases your tax burden to the government b. It causes your money to have less value c. It d
The primary criticism sociologists have of Piaget's cognitive theory of development is Piaget’s assumption that socialization is complete by age 17. the limita
two forces a 60 newton force east and an 80 newton force north
Which of the following are characteristics of generalist species? a. small habitat and restricted diet b. large habitat and varied diet c. restricted diet an