03-06-2016
Mathematics

contestada

Use the discriminant to find the number of real roots in Y = x^2 – 6x + 9

Respuesta :

whiskeyo whiskeyo

03-06-2016

So discriminant is being counted from that equation:
b^2-4ac = 36-36 = 0

As discriminant is 0, then there is just 1 root -> -b/2a = 6/2 = 3.

Answer Link

Otras preguntas

What is 12 1/2% as a fraction 3/25 1/8 6/25 1/4

Read the following entry from a References page. Lewis, J. “Cell phone, distraction or tool?” Journal of Technology in Education, 11(2), 12-14. What information

I want to know the distance

Read the paragraph and identify the adjectives used in it and write in a separate table Scolars are worshiped

break up the denominator and write the product of two fractions see image belows

A cupboard costing Rs.16800 is depreciated at the rate of 15% per year. What will be the cost of the cupboard after 2 years.

A vehicle purchased for $20700 depreciates at a constant rate of 6%. Determine the approximate value of the vehicle 14 years after purchase. Round to the neares

How to divide using area model

pronounce of education

Solve for y. Z = yn