Leeasaresgo Leeasaresgo

Math

Answered

determine the value of k, if one of the roots of a polynomial nomial equation 2x² - 7x - k = 0 is 4

Sagot :

AGboiigo AGboiigo

Answer:

The value of k is 4

Step-by-step explanation:

2x²-7x-k = 0

Substitute the value of x to 4

2(4)²-7(4)-k = 0

2(16)-28-k = 0

32-28-k = 0

4-k = 0

-k = -4

k = 4

Answer Link

Go Training: Other Questions

Outline The Main Events Of The Menstrual Cycle

Differentiate Iconic Bonding And Covalent Bonding

Aside From The Given Example, Can You Think Of Other Situation Where Linear Communication Is Used

Ng katangian EP-Da-c-39 A. Change The Following From: A. 1 Decimal To Percent 1. 0.38 2. 0.4 3. 1.45 A.2 Fraction To Percent 4. 5. A3 Percent To Decimal 6. 4.5%

Is 5, 10, 17, 26, 37 A Non-example Of Arithmetic Sequence?

How Does The COVID Pandemic Affect The Fashion Accessories Industry?

Saan Nag-aral Si Jose Rizal Noong Elementarya,hay-iskul At Kolehiyo?

Write True If The Statement Is Correct. If The Statement Is Wrong, Underline The Word/s Which Make/s It False And Write The Correct One. 1. A Good Speaker Shou

In The Quadratic Equation 2x2 – 9x – 5 = 0, Which Is The Constant Term?a. 2x2 b. X2 c. – 9x d. – 5

Patulong Po Need Lang Talaga

1. According To Newton's Third Law Of Motion, When A Hammer Strikes And Exert A Force On A Nail, The Nail.a. Creates A Balanced Force B. Disappears Into The Woo

Bukod Sa Mga Kalamidad Na Nabangit,may Alam Ka Pa Bang IBang Mamga Kalamidad Na Maaari Nating Maranasan