Seudónimo Seudónimo

02-12-2020
Mathematics

contestada

Both roots of x^2 + Nx + 144 are equal to each other. Find all the possible values of N.

Respuesta :

Eddie1Wan Eddie1Wan

02-12-2020

Answer:

N=+24,-24

Step-by-step explanation:

Well this is a quadratic equation and we can make further deductions using it's discriminant

b²-4ac=0

N²-4(1×144)=0

N²-576=0

N²=576

N=√576

N=+24,-24

Answer Link

Otras preguntas

You are trying to determine how many moles of lithium nitrate are in 256 mL of a 0.855 M solution. How many liters is 256 mL?

Find the value of the lettered angle b

The table shows the travelling time to work of 50 people Calculate an estimate of mean travelling time

If a and b are two distinct primes, the ab2 has ___ positive divisors.

houses are twice as expensive _____ they were two years ago.

The graphs below have the same shapes. What is the equation for the red graph?

yo 24 yx SECTION B (a) Identity element; (b) Inverse of 3 and -5 under * Range y [30 marks] Answer all the questions in this section. All questions carry equal

IN THE GIVEN FIG, FIND THE VALUE OF x.

The function f(x) = 40(0.9)x represents the deer population in a forest x years after it was first studied. What was the deer population when it was first studi

applying for a job as a server. how would you guys answer this question? How would you ensure that our guests receive superior customer service?