Replace f(x) with 0 and swith the equation around to solve for x
x^4 - 32x^2 - 144 = 0
Factor the left side:
(x+6) (x-6) (x^2+4)
so far we have x+6 = 0, x = -6
x -6 = 0, x = 6
solve x^2 +4 = 0
x^2 = -4
x = sqrt(-4)
x = 2i, -21
The answer is B) 2i, 6, -6
Answer
7 is the correct answer.
Step-by-step explanation:
4 x 3.5 = 14
14 divided 2 or 1/2 the base is 7
Answer: The answer is 50
Step-by-step explanation:
I did the test
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▹ Answer
<em>It is $0.59 cheaper this week.</em>
▹ Step-by-Step Explanation
Generally - $2.69 EACH
This week - $6.30 for 3
$6.30 ÷ 3 = $2.10
$2.69 - $2.10 = $0.59
Hope this helps!
- CloutAnswers ❁
Step-by-step explanation:
for questions 5,6,7,8 you need to use formula
for questions 9.and 10 sorry I dunno how to do