Question

4k²-64=0 solve the given in quadratic equation

Answer 1

Answer:

-4 , +4

Step-by-step explanation:

4k² - 64 = 0

4k² = 64

k² = 64/4

k² = 16

k² - 16 = 0

k² - 4² = 0

(k-4)*(k+4) =0

now

case 1

k- 4 =0

k = 4

case 2

k+4 = 0

k = -4