Answer:
b
Step-by-step explanation:
The equation:
3
x
2
−
5
x
−
12
=
0
is in the form:
a
x
2
+
b
x
+
c
=
0
with
a
=
3
,
b
=
−
5
,
c
=
−
12
The roots are given by the quadratic formula:
x
=
−
b
±
√
b
2
−
4
a
c
2
a
x
=
5
±
√
(
−
5
)
2
−
4
(
3
)
(
−
12
)
2
(
3
)
x
=
5
±
√
25
+
144
6
x
=
5
±
√
169
6
x
=
5
±
13
6
That is:
x
=
5
+
13
6
=
18
6
=
3
or
x
=
5
−
13
6
=
−
8
6
=
−
4
3
Answer:
Explanation down below.
Step-by-step explanation:
1 week = 7 days.
7/3 = 1 book per ___
7/3 = 2 1/3.
Sanjit reads 1 book every 2 1/3 days.
im in highschool and i have no idea
Step-by-step explanation:
let's firstly convert the mixed fraction to improper fraction and then divide.
namely how many times does 1/4 go into 2 and 2/4.
To find his age 4 years ago, you need to subtract 4 from his current age.
His current age is Y, so his age 4 years ago is: y - 4