2 years ago

3r^2-8r-28=0 Solve with quadratic formula

2 answers:

8 0

R = 8 +- sqrt(64-4*3*-28) / 6

r = 8 +- sqrt(64--336) / 6

r = 8 +- sqrt(400) / 6

r = (8 +- 20) / 6

r = 14/3 or -2

5 0

(8 plus of minus radical 64 + 216
divided by
6
(8 + or - 16.73320053)/6

You might be interested in

borishaifa [10]

Answer:

you have it correct, permutation

Step-by-step explanation:

4 0

2 years ago

Dmitriy789 [7]

X = -4
Y = 1

1 = -4 + 5
-4 - 5(1) = -9

7 0

2 years ago

Brut [27]

120 because 24 times 4 = 96 and 96 +24 =120

7 0

2 years ago

VLD [36.1K]

The area of the rectangle is A. 6000

4 0

2 years ago

Anon25 [30]

11.9 miles. 16-4.1=11.9

6 0

1 year ago