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Nutka1998 [239]
2 years ago
12

3x^2+8x-6=0 solve with quadratic formula

Mathematics
1 answer:
vivado [14]2 years ago
7 0

Answer:

The answer is x = -4 ± √34 /3

Step-by-step explanation:

Solve the equation for  x  by finding  a ,  b , and  c  of the quadratic then applying the quadratic formula.

Hoped this helped!

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Sal built a card table with a top area of 900 square inches. What is the length, in inches, of one side of the table?
Klio2033 [76]
Answer:
30

Explanation:
It’s pretty simple actually, you just need to get the square root of 900 by seeing what two equal numbers give you 900. The answer in this scenario would be 30 since 30x30 would give you 900. Since it is a square all sides are equal and your answer would only be 30.
Hope this helped you :)
7 0
3 years ago
Read 2 more answers
2х + бу = 12<br> slope interception form
olga2289 [7]

Answer:

The slope-intercept form is y=mx+b y = m x + b , where m m is the slope and b b is the y-intercept. Subtract 2x 2 x from both sides of the equation. Divide each term by −6 - 6 and simplify. Divide each term in −6y=12−2x - 6 y = 12 - 2 x by −6 - 6 .

Step-by-step explanation:

hope that helps

7 0
2 years ago
Read 2 more answers
Find the mean, median, mode, variance and standard deviation of the following data set
o-na [289]

Answer:

Mean: 9

Median: 9

Mode: 9

Variance: 9

Standard deviation: 9

Step-by-step explanation:

6 0
3 years ago
120% of the sum of w and one- twelfth u
soldier1979 [14.2K]
In this problem, you are asked to translate this verbal expression into algebraic expression. Then you must simply this expression if possible.So for this problem, the algebraic expression is: 

1.2 ( w + u / 12) -> so simplifying this, will give us:

= 1.2w + 1.2*u/12

= 1.2w + u/10 would be the answer.
3 0
3 years ago
Line JK passes through points J(–4, –5) and K(–6, 3). If the equation of the line is written in slope-intercept form, y = mx + b
garri49 [273]

Answer:

b = - 21

Step-by-step explanation:

calculate m using the gradient formula

m = ( y₂ - y₁ ) / ( x₂ - x₁ )

with (x₁, y₁ ) = (- 4, - 5) and (x₂, y₂ ) = (- 6, 3)

m = \frac{3+5}{-6+4} = \frac{8}{-2} = - 4

y = - 4x + b ← is the partial equation

to find b substitute either of the 2 given points into the partial equation

using (- 4, - 5 ), then

- 5 = 16 + b ⇒ b = - 5 - 16 = - 21


5 0
3 years ago
Read 2 more answers
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