asma6281202472 asma6281202472

09-09-2020
Mathematics

contestada

If x power 2 - x- 6 and x power 2+3x- 18 have a common factor ( x -a ) then find the value of a

Respuesta :

jimrgrant1 jimrgrant1

09-09-2020

Answer:

a = 3

Step-by-step explanation:

Factorise both expressions\x² - x - 6 = (x - 3)(x + 2)

x² + 3x - 18 = (x - 3)(x + 6)

Thus both expressions have a common factor of (x - 3) , thus

a = 3

Answer Link

Otras preguntas

Find the area of a circle with a radius of 2. Either enter an exact answer in terms of a or use 3.14 for pi and enter your answer as a decimal.

To prepare 1.00 L of 14g BaCl2, what Molarity would it be?

Which atom has a change of oxidation number of +4 in the pictured redox reaction? a. K b. Cr c. O d. S

You are studying the effect of fertilizer on the yield of tomatoes. In order to do this, you use the same type of tomato seedlings, make sure they get the same

Which set of side measurements could be a triangle? Select two answers. A. 36 in., 48 in., 60 in. B. 6.2 mm, 5.7 mm, 9.4 mm C. 20 ft, 20 ft, 50 ft D. 1.

Find the area of a kite with diagonals 16 m and 14 m.

Juan wants to dilute a 5 molar solution of sulfuric acid down to a 1 molar solution. What would be the best way for him to do this? A. Add 400 mL of water to a

can someone help me find the area to this pentagon??

What are three likely ways a research plan might be modified

Which function has the given properties below? The domain is the set of all real numbers. One x-intercept is (2 pi, 0). The amplitude is 4. The point (StartFrac