Answer:
+ or - square root of 5, and + or - i
Step-by-step explanation:
(x^2 + 5)(x^2 + 1)= 0
Set each set of parentheses equal to zero:
x^2 + 5 = 0; x^2 = -5, so x will equal plus or minus i times the square root of 5.
X^2 +1 = 0; x^2 = -1, so x will equal plus or minus i times the square root of one, which is just i
Answer:
it goes down by 4 every number
Answer:
25
Step-by-step explanation:
To find X, using the information you have provided, you have to add 10 and 15 to get x
10+15 = 25
x=25
