nebaheba nebaheba

01-12-2019
Mathematics

contestada

_ 4. How many roots does the following equation have: 2x^4 – x^3 – 12x^2 – 25x + 5 = 0
A. 5
B. 4
C. 3
D. 2.

Respuesta :

MathPhys MathPhys

01-12-2019

Answer:

B. 4

Step-by-step explanation:

The degree of the polynomial (the exponent of the highest term) is the total number of roots (including imaginary roots).

The degree of this polynomial is 4, so there are 4 roots.

Answer Link

Otras preguntas

Erika's toy is valued at €450. Its value increased by 10% then decreases by 10% the year after. What is the value of Erika's toy after these two changes?

One method of investment decision making that is appealing to managers is the accounting rate of return (ARR). This method measures the average profit over a pe

Find the variance of the data. 251, 224, 237, 255, 268 X = 247 Variance (0²) = [?]

On January 1, 2021, you deposited $8,000 in a savings account. The account will earn 8 percent annual compound interest, which will be added to the fund balance

According to the stem-and-leaf plot above, how many drivers travel below 80 miles hour per hour? A 2 B 14 C 6 D 5

Erika's toy is valued at €450. Its value increased by 10% then decreases by 10% the year after. What is the value of Erika's toy after these two changes?

In the process of glocalization, all the following may happen except Hide answer choices A. Cultural hybridity B. Adapting foreign products to local needs C. A

6. What are the values of x and w? he value of x is to wo 138° The value of wis m

4. A large university amphitheatre has semi-circle seating with 30 seats in the first row, 32 seats in the second row, 34 seats in the third row, and so on. The

One method of investment decision making that is appealing to managers is the accounting rate of return (ARR). This method measures the average profit over a pe