darkpain6098 darkpain6098
  • 23-05-2018
  • Mathematics
contestada

Bonus solve the equation aݔ ଶ + 7x – 4 = 0 for x by using the quadratic formula.

Respuesta :

tramserran
tramserran tramserran
  • 23-05-2018
   x²  +   7x   -    4    = 0
a = 1,  b = 7, c = -4

x = [-b +/- √(b² - 4ac)]/2a
   = [-7 +/- √(49 + 4)]/2
   = (-7 +/- √53)/2

Answer Link

Otras preguntas

they lots of games in their house to play with​
Preston works at a grocery store and earns between $64 and $81 each day he works. Which is a reasonable estimation of how much Preston will earn if he works 5 d
Who established the policy of moral Diplomacy
can anyone say the president of Japan ?? plzz​
4 1/2 pt equals how many c
What agreement ended World War I, but led to economic problems in Europe and helped cause World War II? A-Dayton Accords B-Peace of Westphalia C-Treaty of Versa
On the basis of your results, what is the relationship between the temperature of the solvent and the rate of solution formation?
Please help me with the correct answer
A reaction of 100mL of 1.35 M HCl and 100mL of 1.76 M NaOH is monitored and the following temperatures were recorded: starting temperature = 24.6 C; and final t
The coordinates of the verses of a quadrilateral are F(1,1) N(1,-1) R (-2,-2) and J (-2,2). Quadrilateral FNRJ is translated 4 units to the right and 4 units do