Answer:
I think its true .
Step-by-step explanation:
Answer: C) (x + 5i)(x - 5i)
<u>Step-by-step explanation:</u>
x² + 25 can be rewritten as x² - (-25)
Now use the difference of squares to factor: a² - b² = (a + b)(a - b)
√x² = x √-25 = 5i
--> x² + 25 = (x + 5i)(x - 5i)
Answer:
392
Step-by-step explanation:
Answer: n = 63
Step-by-step explanation:
1260/20 = n/1
63/1 = n/1
n = 63
Answer is <span>7x^2-3x+7
hope this helps</span>