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Usimov [2.4K]
3 years ago
15

When Clara totaled her scores,she inadvertently reversed the units digit and the tens digit of one score.By which of the followi

ng might her incorrect sum have differed from the correct one?
(A)45 (B)46 (C)47 (D)48 (E)49
Mathematics
1 answer:
IgorLugansk [536]3 years ago
6 0
The answer should be C
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Simplify the expression below. 2^3 x 2^2
Zigmanuir [339]

Answer:

32 or~2^5

Step-by-step explanation:

→ (2^3)(2^2)

=2^3*2^2

=(2*2*2)*(2*2)

=2*2*2*2*2

=32

<u><em>You can also put this in another way:</em></u>

<em />2^5=2^3*2^2=2^3^+^2=2^5<em />

7 0
3 years ago
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Hence, or otherwise, simplify fully (x² + 4) - (x - 2)2
raketka [301]

Answer:

fully simplified answer: x^2-2x+8

Step-by-step explanation:

6 0
3 years ago
What is the area of a triangle that has a
almond37 [142]

Answer:

A. 45 in

Step-by-step explanation:

To find area you multiply length and width so you would multiply 9 and 10 but since it is a triangle you would divide by two

Hope this helps!

5 0
3 years ago
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4 2/3 + 1 3/4 give your answer as a mixed number
Anna71 [15]

Answer:

6 5/12

Step-by-step explanation:

Given the expression :

4 2/3 + 1 3/4

The sum of the numbers :

4 2/3 + 1 3/4

14/3 + 7/4

L.C.M of 3 and 4 = 12

(56 + 21) / 12

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7 0
3 years ago
1, 1, 2, 3, 5, 8, 13, 21, ___Justin loves solving number patterns. He completes one pattern every moring while he eats his cerea
kati45 [8]
Answer:

The correct option is A

The missing number is 34

Explanation:

By inspection, the third number is obtained by adding the two preceding numbers.

1 + 1 = 2

The next number is obtained by adding the two preceding numbers.

2 + 1 = 3

This continues as:

3 + 2 = 5

8 + 5 = 13

13 + 8 = 21

21 + 13 = 34

8 0
1 year ago
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