cristinaarmijo1 cristinaarmijo1
  • 01-02-2019
  • Mathematics
contestada

which expression is equivalent to 64 - 9x^2?

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 01-02-2019

Answer:

(8-3x) (8+3x)

Step-by-step explanation:

64 - 9x^2

We can factor this expression since the is the difference of squares

(a^2 - b^2) = (a-b) (a+b)

let 64 = a^2  so a =8

let  9x^2 = b^2  so b = 3x

64 - 9x^2 = (8-3x) (8+3x)

Answer Link

Otras preguntas

10. Why did the ruler of Jammu and Kashmir hesitate to join India or Pakistan? (1 point) A.He wished to maintain his country's independence. B.The ruler's relig
find the sum of 7/13 and 11/26.
How does John Steinbeck open his short story "The Chrysanthemums"? A. With an explanation of the conflict B. With a preview of the conclusion C. With
if the difference in the side lengths of two squares is 10, and the sum of the side lengths is 18. what are the side of lengths?
Solve the quadratic equation by the square root property. (2x + 5)2 = 49
Which statement can be used in blank b? a. <1 and <2 are supplementary. b. <1 and <2 are a linear pair. c. <2 and <3 are a linear pair. d. <
?Qué tiempo hace en Alaska en el invierno? A. Hace frío. B. Hace sol. C. Hace calor. D. Hace tiempo.
Which statement is correct about the reaction that occurs between calcium chloride and sodium carbonate? It is a single replacement reaction because two new c
How did the Harding administration respond to growing public fears of communists and anarchists? A )by using propaganda to convince the public that everything
What is the value of x?