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Sindrei [870]
3 years ago
6

Solve equation x^2+6x+1=0 give your answer to 2 decimal places

Mathematics
1 answer:
lakkis [162]3 years ago
8 0

Step-by-step explanation:

x² + 6x + 1 = 0

(x + 3)² - 8 = 0

(x + 3)² = 8

x + 3 = √8 or x + 3 = -√8

x = √8 - 3 or x = -√8 - 3

x = -0.17 or x = -5.83.

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Question in the picture, tyy
Anika [276]

Answer:

Your  answer is D. 16 3/4

Step-by-step explanation:

10 1/12 + 6 2/3 = 67

4

= 16 3/4

= 16.75

Calculation steps

Conversion a mixed number to a improper fraction: 10 1/12 = 10 · 12 + 1/12

= 121/12

Conversion a mixed number to a improper fraction:

6 2/3 = 6 · 3+2/3

= 20/3

Add: 121/12  + 20/3  = 121/12  + 20 · 4/3 · 4  = 121/12  + 80  12  = 121 + 80/12 = 201/12  = 67/4

7 0
3 years ago
What is the distance between 1st and 3rd base?
Leni [432]
180 hhhhhhhhhaaaaaaa
3 0
3 years ago
Round 30,944 to the nearest ten thousand
Arte-miy333 [17]
Actually none of the answers is correct - it's neither 30,900 nor 40,000.

30,944 rounded to the nearest ten thousand will give us 30,000. It's because 30,944 is closer to 30,000 than to 40,000.
6 0
3 years ago
Jane't solves the inequality 23x+7≤5 and shows her solution on a number line, as shown below. x ≥ 3 All values of x ____________
Sloan [31]

Answer:

values of x that makes the expression true are less than -2/23

Step-by-step explanation:

GIven the expression

23x + 7 ≤5

Subtract 7 from both sides

23x+7-7 ≤5 -7

23x < -2

x ≤ -2/23

Hence the values of x that makes the expression true are less than -2/23

4 0
3 years ago
If triangle ABC is isosceles and triangle DBE is equilateral what is the measure of angle C
luda_lava [24]

Answer:

43°

Step-by-step explanation:

For triangle ABC:

A = C so all we need to do is to calculate the value of B

The measure of angle ABD is given as 17° so the measure of angle EBC must be 17° as well

Since DBE is an equilateral triangle angle is DBE = 60°

17 + 17 + 60 = 94 this is the measure of angle B

The sum of interior angles in a triangle is equal to 180

A + B + C = 180

A + C + 94 = 180

A + C = 86 since A = C we divide 86 by 2

C = 43°

6 0
3 years ago
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