30-04-2015
Mathematics

contestada

x2-4x=177 (the 2 is an exponent)

Respuesta :

Panoyin Panoyin

30-04-2015

   x² - 4x = 177
x² - 4x - 177 = 0
x = -(-4) +/- √((-4)² - 4(1)(-177))
   2(1)
x = 4 +/- √(16 + 708)
      2
x = 4 +/- √(724)
    2
x = 4 +/- 2√(181)
   2
x = 2 + √(181)
x = 2 + √(181) x = 2 - √(181)

Answer Link

Otras preguntas

How is conduit size calculated when wires of two or more sizes are used?

To analyze exactly what you do with your time, you need to A. write down everything that you do in a time inventory. B. have a friend observe your work habits.

What is the electrical force between two charges that are each 2.5 x 10-6 C and separated by 3.0 cm from each other? Remember to identify all data (givens and u

A civilization is likely to engage in trade when it: O A. shares similar religious beliefs with other civilizations. O B. isolates itself from neighboring civil

tengo que buscar informacion para la clase de geografia

My friend and I took a maths test with 10 questions. Question 1 was worth 1 mark, question 2 was worth 2 marks, question 3 was worth 3 marks, and so on. Correct

Research studies show that the population of black-footed ferret is about 1,000. Biologists are worried that these species are on the verge of extinction. Which

The quotient of 8.4 times 10 Superscript 9 and a number n results in 5.6 times 10 Superscript 27. What is the value of n?

please help me answer this question Discuss the influence of Japanese prints and photography on the Impressionist painters. In what ways were their paintings ef

What is the value of x in the triangle?