<h2>c = 10b</h2><h3 /><h3><em>Please let me know if I am wrong.</em></h3>
x
4
+
50
x
2
+
625Rewrite
625
as
25
2
.
u
2
+
50
u
+
25
2
Check the middle term by multiplying
2
a
b
and compare this result with the middle term in the original expression.
2
a
b
=
2
⋅
u
⋅
25
Simplify.
2
a
b
=
50
u
Factor using the perfect square trinomial rule
a
2
+
2
a
b
+
b
2
=
(
a
+
b
)
2
, where
a
=
u
and
b
=
25
.
(
u
+
25
)
2
Replace all occurrences of
u
with
x
2
.
(
x
2
+
25
)
2
The value of 5 is 10 because it is in the tens place. If you draw a place value chart it shows that 5 is in the tens place. You could also draw it with 5 blocks with ten cubes.
Happy studying ^_^
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</span>
Answer:
6
Step-by-step explanation:
to find the least common denominator of 2/3 and 1/2
we have to find the least common multiple of 2 and 3
2*3 =6
2/3 *2/3 = 4/6
1/2 * 3/3 = 3/6