Answer: 64
Step-by-step explanation:
By definition, a perfect square is the square of a whole number.
The information given in the problem that you must keep on mind is:
- The number has two digits.
- The number is a perfect square ( Is obtained by squaring a whole number).
- The sum of its two digits is 10.
The number 64 is formed by the digit 6 and the digit 4. The sum of both digits is:

The number 64 can be written as:

Then, it is perfect square.
Answer:
20
Step-by-step explanation:
Answer:
Step-by-step explanation:f
(
x
)
=
x
4
−
3
,
g
(
x
)
=
4
x
2
+
2
x
−
4
(
f
+
g
)
(
x
)
Distribute the value across the operation.
f
(
x
)
+
g
(
x
)
Evaluate
f
(
x
)
.
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x
4
−
3
Evaluate
g
(
x
)
.
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4
x
2
+
2
x
−
4
Compose the result function for
f
(
x
)
+
g
(
x
)
by replacing the function designators with the actual functions.
x
4
−
3
+
(
4
x
2
+
2
x
−
4
)
Simplify.
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4
x
2
+
9
x
4
−
7
<span>The factors of 36 are 36, 18, 12, 9, 6, 4, 3, 2, 1.
<span>The factors of 90 are 90, 45, 30, 18, 15, 10, 9, 6, 5, 3, 2, 1.</span></span>
Answer:
A.
Step-by-step explanation:
that is the definition of "mean". it cuts the possible outcomes weighed with their probabilities (actual occurrences vs. possible occurrences) in 2 halves.