2 years ago

Solve the equation x2-16x+54=0

Mathematics

2 answers:

kari74 [83]2 years ago

7 0

Answer:

x1 = 8+√10, x2 = 8 -√10

Step-by-step explanation:

x² - 16x + 54 = 0

$x = \frac{-b +/-\sqrt{b^{2} -4ac} }{2a} \\x = \frac{-(-16)+/-\sqrt{(-16)^{2} -4*1*54} }{2*1} \\\\\\x = \frac{16+/-\sqrt{(40)} }{2*1} = 8+/-\sqrt{10} \\\\x_{1} = 8+\sqrt{10}\\\\x_{2} =8-\sqrt{10}$

Vladimir [108]2 years ago

3 0

Answer:

x1 = 8+√10, x2 = 8 -√10

Step-by-step explanation:

You might be interested in

shyla was buying gifts for each of her 8 cousins. she bought everyone either a ring for $6 or a toy for $7. If she spent a total

Stella [2.4K]

7 * 5 = 35
6 * 3 = 18
________+
53

8 0

3 years ago

Write yhr equation in standard form of the line with m=3/4 and b=6

ozzi

Answer:

y = 3/4 x + 6

Step-by-step explanation:

y = mx + b

y = 3/4 x + 6

3 0

3 years ago

Select the GCF of these numbers

GenaCL600 [577]

Answer:

Step-by-step explanation:

3⁶ * 4² * 12 = 3⁶ * 4² * 4*3 = 3⁷ * 4³

3³ * 4 * 5

GCF= 3³ * 4

Only common factor with minimum power

4 0

3 years ago

If three times a number is increased by 4, the results is -8. find the number

skad [1K]

Answer: -4

Step-by-step explanation:

3x + 4 = -8

3x= -12

x = -4

<!> Brainliest is appreciated! <!>

6 0

3 years ago

Read 2 more answers

To join a Yoga club there is a $100 annual fee and a $5 fee for each class you attend. Identify each of the following:

d1i1m1o1n [39]

Answer

m=5

x=100

so it will be y=5x+100

Step-by-step explanation:

4 0

2 years ago