addogl8iverebeebsam7 addogl8iverebeebsam7

21-10-2016
Mathematics

contestada

The product of a + 3 and –2a2 + 15a + 6 is –2a3 + xa2 + 51a + 18. Find the value of x? a. 3 b. 9 c. 12 d. 15

Respuesta :

nobillionaireNobley nobillionaireNobley

26-10-2016

(a + 3)(-2a^2 + 15a + 6) = -2a^3 + 15a^2 + 6a - 6a^2 + 45a + 18 = -2a^3 + 9a^2 + 51a + 18
Therefore, the value of x is 9.

Answer Link

Otras preguntas

a vessel contains 12g of an ideal gas at t degree c temperature and 1 atm pressure . when the temperature is increased by 10 degree c at the same volume , the

Which retouching action is unethical? A. removing a person from a photograph intended for publication in a newspaperB. removing the saturation in a photograph i

Raw animal foods such as beef, fish, lamb, pork, and poultry'shall be separated during storage, preparation, holding, and display at all times unless they are b

The table shows data for two groups of plants one grown with fertilizer and the other without fetalizer was the mean height of the plant given fertilizer

Isala prepared 6 kilograms of dough after working 3 hours. How many hours did Isaiah work if he prepared 8 kilograms of dough? Solve using unit rates. Qu an hou

On January 1, Graves Corporation had 60,000 shares of no-par common stock issued and outstanding. The stock has a stated value of $4 per share. During the year,

A dealor sold copies of Computer atto the retailer. The retailer supplied theRS 420,000 adding i3 % VAT on itComputer Centre for the price includingtransportati

At the beginning of the year, a firm has current assets of $320 and current liabilities of $224. At the end of the year, the current assets are $477 and the cur

You now have 8 identical pieces of fruit. You would like to distribute all 8 of these pieces of fruit to your friends A, B, and C with no conditions (for exampl

Have you studied reported speech before