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rewona [7]
3 years ago
5

List a value of b that will cause 4x2 + bx + 25 = 0 to have one real solution

Mathematics
1 answer:
vlada-n [284]3 years ago
5 0

Answer:

20

Step-by-step explanation:

If you take (2x+5) (2x+5) = 0

then 4x^2 + 20x +25 = 0

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how would a table help you find the number of minutes it took joe to cut the sheet metal into 5 pieces
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3 years ago
What is the LCM of 4,8,14?
Tamiku [17]
The LCM of 4,8,14 is 56

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I hope this helps you
5 0
3 years ago
What is the diameter of a circle if its circumference is 10pie
stealth61 [152]

Answer:

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4 0
3 years ago
Read 2 more answers
What is the value of x? *<br> (10 Points)<br> (4x)"<br> 72°<br> (5x)"<br> 72°<br> 8°<br> 9°<br> 12°
Korolek [52]

Answer:

x =(1-√117)/2=(1-3√ 13 )/2= -4.908

x =(1+√117)/2=(1+3√ 13 )/2= 5.908

Step-by-step explanation:

5 0
3 years ago
To the nearest tenth of a centimeter, what is the circumference of a circle with a radius of 2.5 cm? (Use 3.14 for π.)
maria [59]
To find a circumference of a circle you have to use this expression: C = d<span>π. d stands for the diameter, so let's find that first.

To find the diameter multiply the radius by 2.
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The answer is 15.71
6 0
3 years ago
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