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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.
You might be interested in
Simplify pls<br><br> 8(4x-12)
bija089 [108]

Answer:

32x-96

Step-by-step explanation:

8 · 4x = 32x

8 · 12 = 96

4 0
3 years ago
What is the bases, height, perimeter, and the area from the trapezoid​?<br><br>please help me
Sergio039 [100]

Answer:

base : 30 cm

height : 20 cm

perimeter : 92 cm

Area          :  400 cm

Step-by-step explanation:

base : 30 cm

height : 20 cm

perimeter : 27 + 30 + 25 + 10

                 : 92 cm

Area : (1/2 ( a + b) ) x h

        : (1/2 ( 10 + 30) ) x 20

        : (20) x 20

        : 400 cm

3 0
3 years ago
Marcel bought a new hat for $21.98 and 2 pairs of socks for $3.98 each. What is the total price, including a 7.5% sales tax?
Bad White [126]

Answer: $32.18

Step-by-step explanation:

Add up

 21.98

+ 3.98

+ 3.98

-------------------

29.94 + 29.94(0.075)

29.94+2.24

$32.18

7 0
3 years ago
-17=x-15<br> I'm stuck so can someone help
Strike441 [17]

Answer:

-2

Step-by-step explanation:

-2-15

-2 +(-15)

-17

8 0
3 years ago
Read 2 more answers
Please help me . the image is attached
Vedmedyk [2.9K]

Answer:

50 times.

Step-by-step explanation:

Since the two coins are fair, each has a 1/2 chance of landing on heads. If both of them land on heads, that possibility would be 1/4 (1/2 * 1/2)

Because you are running the experiment 200 times, multiply 200 by 1/4:

200/4 = 50 times.

Hope this helps!

7 0
3 years ago
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