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sasho [114]
4 years ago
14

Please help algebra 2!!

Mathematics
1 answer:
RUDIKE [14]4 years ago
7 0
Let u = x^2

u^2 + 12u - 64

(u - 4)(u + 16)

Back-substitute for u.

(x^2 - 4)(x^2 + 16)

(x + 2)(x - 2)(x + 4i)(x - 4i)

Answer: Choice a.
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Identify this sequence: 5, 15, 45, 135, …<br> Arithmetic<br> Geometric<br> Neither
user100 [1]

Answer:

5 * 2 is 10 + 5 and then 15 * 2 + 15 45 * 2 + 45

Step-by-step explanation:

times it by to add that number

3 0
3 years ago
Read 2 more answers
Can somebody help me with this? Explanation please<br><br> Brainliest and 5/5 stars will be given
Anastaziya [24]

Answer:53 books

Step-by-step explanation:

6 0
3 years ago
Can I get the awnsers for these two? Any help is appreciated.
zvonat [6]

Answer:

y = 4x - 5

Step-by-step explanation:

for slope intercept form

y = mx + c

where m is the slop so

M = 4

point = (1, -1)

a point on the line must satisfy the equation so replacing y and x by -1 and 1 respectively to get to c.

-1 = 4 × 1 + c

-1 - 4 = c

-5 = c

placing these values in y = mx + c

y = 4x - 5

5 0
3 years ago
Read 2 more answers
The distane from the spice island to lisbon is 11431 nautical miles and it took magellan and took his crew 100 days to reach Lis
natulia [17]

Answer:

114.31 nautical miles per day

Step-by-step explanation:

Use formula

S=v\cdot t,

where S is the distance, t is time and v is rate.

If S=11431 nautical miles and t=100 days, then

v=\dfrac{11431}{100}=114.31\ \text{nautical miles per day}.

8 0
4 years ago
2. Multiply 6⁄5 × 25⁄24 .
andrew-mc [135]
6*25=150 and 5*24=120 so now we have a fraction of uh 150/120 :P Then we have to simplify and divide both numbers by 30 so 150 divided by 30 is 5 and 120 divided by 30 is 4. So now we have a fraction of 5/4. If you need it as a mixed number, then im pretty sure the answer is 11/4 :D
5 0
3 years ago
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