Answer:
y=8
Step-by-step explanation:
the sum of the three angles is 180
57 + 90 + 5y-7 = 180
5y + 140 = 180
5y = 40
y = 8
Answer:
The answer is "150 seconds".
Step-by-step explanation:
Answer:
Step-by-step explanation:
4.5C
Answer:
x
∈
R
−
{
−
2
.
3
}
Explanation:
h
(
x
)
=
x
x
2
−
x
−
6
is defined for all Real values of
x
except those values for which
x
2
−
x
−
6
=
0
x
2
−
x
−
6
=
(
x
+
2
)
(
x
−
3
)
So if
x
=
−
2
or
x
=
3
XXXX
x
2
−
x
−
6
=
0
and
XXXX
h
(
x
)
is undefined
The answer to the question is 0.44
