Answer:
84°
Step-by-step explanation:
< DEB = ½× (31+ 137) = ½× (168) = 84°
Answer:
Step-by-step explanation:Factor the left side of the equation.
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(
y
−
1
)
(
y
2
+
9
)
=
0
Set
y
−
1
equal to
0
and solve for
y
.
Tap for more steps...
y
=
1
Set
y
2
+
9
equal to
0
and solve for
y
.
Tap for more steps...
y
=
3
i
,
−
3
i
The solution is the result of
y
−
1
=
0
and
y
2
+
9
=
0
.
y
=
1
,
3
i
,
−
3
i
Answer:
It would take 10 years for the given sum of money be doubled at the given simple interest rate.
Step-by-step explanation:
A 10% interest would be added to the the principal amount after each year. So the interest would reach 100% i.e. equal to the principal amount in 10 years.
Answer:
Step-by-step explanation:
By 2 for the first one. And for 2 they skip counting by 6
