Math

QuestionCalculate the following in specified bases: a. 31five3five31_{\text{five}} \cdot 3_{\text{five}} b. 31five÷3five31_{\text{five}} \div 3_{\text{five}} c. 32six23six32_{\text{six}} \cdot 23_{\text{six}} d. 124five÷3five124_{\text{five}} \div 3_{\text{five}} e. 10100two÷10two10100_{\text{two}} \div 10_{\text{two}}

Studdy Solution

STEP 1

Assumptions1. We are working with numbers in different bases. . The operations are multiplication and division.
3. The results are also expected to be in the same base as the input numbers.

STEP 2

First, we will solve the multiplication problem in base five.
31five five 31_{\text {five }} \cdot_{\text {five }}

STEP 3

Convert the base five numbers to base ten to perform the multiplication.
31five =351+150=15+1=16ten 31_{\text {five }} =3 \cdot5^1 +1 \cdot5^0 =15 +1 =16_{\text {ten }}3five =350=3ten 3_{\text {five }} =3 \cdot5^0 =3_{\text {ten }}

STEP 4

Perform the multiplication in base ten.
16ten 3ten =48ten 16_{\text {ten }} \cdot3_{\text {ten }} =48_{\text {ten }}

STEP 5

Convert the result back to base five.
48ten =153+451+350=143five 48_{\text {ten }} =1 \cdot5^3 +4 \cdot5^1 +3 \cdot5^0 =143_{\text {five }}

STEP 6

Now, we will solve the division problem in base five.
31five ÷3five 31_{\text {five }} \div3_{\text {five }}

STEP 7

Convert the base five numbers to base ten to perform the division.
31five =351+150=16ten 31_{\text {five }} =3 \cdot5^1 +1 \cdot5^0 =16_{\text {ten }}3five =350=3ten 3_{\text {five }} =3 \cdot5^0 =3_{\text {ten }}

STEP 8

Perform the division in base ten.
16ten ÷3ten =5ten  remainder 1ten 16_{\text {ten }} \div3_{\text {ten }} =5_{\text {ten }} \text { remainder }1_{\text {ten }}

STEP 9

Convert the result and the remainder back to base five.
5ten =5five =5_{\text {ten }} = \cdot5^ =_{\text {five }}ten =5five =_{\text {ten }} = \cdot5^ =_{\text {five }}So, the result is five _{\text {five }} with a remainder of five _{\text {five }}.

STEP 10

Now, we will solve the multiplication problem in base six.
32six 23six 32_{\text {six }} \cdot23_{\text {six }}

STEP 11

Convert the base six numbers to base ten to perform the multiplication.
32six =36+60=20ten 32_{\text {six }} =3 \cdot6^ + \cdot6^0 =20_{\text {ten }}23six =6+360=15ten 23_{\text {six }} = \cdot6^ +3 \cdot6^0 =15_{\text {ten }}

STEP 12

Perform the multiplication in base ten.
20ten 15ten =300ten 20_{\text {ten }} \cdot15_{\text {ten }} =300_{\text {ten }}

STEP 13

Convert the result back to base six.
300ten =63+262+260=1220six 300_{\text {ten }} = \cdot6^3 +2 \cdot6^2 +2 \cdot6^0 =1220_{\text {six }}

STEP 14

Now, we will solve the division problem in base five.
124five ÷3five 124_{\text {five }} \div3_{\text {five }}

STEP 15

Convert the base five numbers to base ten to perform the division.
124five =52+25+450=39ten 124_{\text {five }} = \cdot5^2 +2 \cdot5^ +4 \cdot5^0 =39_{\text {ten }}3five =350=3ten 3_{\text {five }} =3 \cdot5^0 =3_{\text {ten }}

STEP 16

Perform the division in base ten.
39ten ÷3ten =13ten  remainder 0ten 39_{\text {ten }} \div3_{\text {ten }} =13_{\text {ten }} \text { remainder }0_{\text {ten }}

STEP 17

Convert the result and the remainder back to base five.
13ten =25+350=23five 13_{\text {ten }} =2 \cdot5^ +3 \cdot5^0 =23_{\text {five }}0ten =050=0five 0_{\text {ten }} =0 \cdot5^0 =0_{\text {five }}So, the result is 23five 23_{\text {five }} with a remainder of 0five 0_{\text {five }}.

STEP 18

Now, we will solve the division problem in base two.
10100two ÷10two 10100_{\text {two }} \div10_{\text {two }}

STEP 19

Convert the base two numbers to base ten to perform the division.
10100two =14+3+1+1+ten =10100_{\text {two }} =1 \cdot^4 + \cdot^3 +1 \cdot^ + \cdot^1 + \cdot^ =_{\text {ten }}10two =11+ten =10_{\text {two }} =1 \cdot^1 + \cdot^ =_{\text {ten }}

STEP 20

Perform the division in base ten.
20ten ÷ten =10ten  remainder 0ten 20_{\text {ten }} \div_{\text {ten }} =10_{\text {ten }} \text { remainder }0_{\text {ten }}

STEP 21

Convert the result and the remainder back to base two.
10ten =13+0+11+00=1010two 10_{\text {ten }} =1 \cdot^3 +0 \cdot^ +1 \cdot^1 +0 \cdot^0 =1010_{\text {two }}0ten =00=0two 0_{\text {ten }} =0 \cdot^0 =0_{\text {two }}So, the result is 1010two 1010_{\text {two }} with a remainder of 0two 0_{\text {two }}.

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