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What’s the answer for this

Whats The Answer For This class=

Sagot :

Answer:

7

Step-by-step explanation:

(x^2 - 49)(x + 4) = 0

x^2 - 49 = 0

--> x^2 = 49

--> x = =7, 7

x + 4 = 0

-->x= -4

Answer:

7

as 7 square is 49 and then 49 - 49 =0

Then 0*any integer is always equal to zero

hence 7 is the answer