victoria032066
victoria032066 victoria032066
  • 01-04-2020
  • Mathematics
contestada

i need this help with this problem x^2+4x-5=0 using the “completing the square” method step by step

Respuesta :

anu200499
anu200499 anu200499
  • 01-04-2020

Answer:

X=125/64

Step-by-step explanation:

x^2+4 x-5=0

x^2+4x=5

4x^3=5

x^3=5/4

x=5^3/4^3

x=125/64

Answer Link

Otras preguntas

Which linear function has the steepest slope? 15 POINTS
Jimmy spent 55 minutes on solving 11 math questions. If it took him the same amount of time to solve each question how long would it take to solve questions?
******WHO ANSWERS WILL BE MARK AS BRAINLIEST******\ The length of the segment EF is 12 cm. What is the length of ED? * DE = 6 SqRt 3 cm DE = 3 SqRt 12 cm DE = 6
Make a the subject of the formula: T= a + 4
In 2000, a study of HCC algebra students says that 65% of them pass on their first attempt. In 2004, a survey of 450 algebra students reported that 287 passed o
The most reliable source for a presentation about education in multi-age classes would be a school textbook for students. parenting blog about student mentors.
What is the value of x?
Can u guys PLEASE answer this question ASAP. find the gradient and the y intercept of y=-2x and graph it
Please help me please
If 10 + 5x is 12 more 8, what is the value of 3x?