Cutiepiepony981 Cutiepiepony981

11-02-2021
Mathematics

contestada

Which expression is equivalent to 7h^2-252k^2?

A. 7(h-6k)^2
B. 7(h-18k)^2
C. 7(h-6k)(h+6k)
D. None of these

Respuesta :

devishri1977 devishri1977

11-02-2021

Answer:

c

Step-by-step explanation:

252 = 7 *36

36 = 6 *6 = 6²

a² -b² = (a + b)(a - b)

7h² - 252k² = 7(h² - 36k²)

= 7(h² - [6k]² )

= 7(h +6k)(h - 6k)

Answer Link

09-03-2021

Answer:

cccccccccccccccc

Step-by-step explanation:

Answer Link

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