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Art [367]
3 years ago
8

4z2+8z+4=0 is it soluton or no solution or two real solution

Mathematics
2 answers:
Darina [25.2K]3 years ago
6 0
One solution

4(z+1)^2=0
Divide by 4


(z+1)^2=0

Square root each side

Z+1=0

Subtract 1 from both sides
z=-1
EastWind [94]3 years ago
3 0

Answer:

one solution

Step-by-step explanation:

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Which numbers are solutions to the inequality below?
babunello [35]

Answer:

4, 5 and 6

Step-by-step explanation:

Add 19 to both sides:

-4x > 52

Divide by -4

x > -13 (Flip the sign when multiplying or diving by a negative)

4, 5 and 6 satisfy this

6 0
3 years ago
Points A,B,C,D, and E are collinear and in that order. Find AC if AE = x+50 and CE = x+32.
goldenfox [79]
If AE is x+50, then the whole thing must be x=50. 
if a portion of that, CE, is x+32, then the rest of it, AC, must be x+18.
Because no matter what X is, 32+18=50.
5 0
3 years ago
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klasskru [66]
Answer:
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3 years ago
A stack of 6 bricks is 2 feet high. How high is a stack of 20 bricks?
Korolek [52]
60.

The question gives you the fact that 6 bricks is 2 feet high.

What do you do to get from 2 to 20?
You multiply by 10.

Since you multiplied one thing by 10, you must do it to the other side so it remains balanced.

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8 0
3 years ago
What is greater 8 yd or 288 in
natali 33 [55]
To solve this problem we need to know the equivalence between yards and inches, that is:
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so in 8 yd we have 288 inches
So 8 yd is equal to 288 in
3 0
3 years ago
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