Math

QuestionSimplify the following expressions:
1. 38×34=3^{8} \times 3^{4}=
2. 810×87=8^{10} \times 8^{7}=
3. m5×m2=m^{5} \times m^{2}=
4. b12÷b5=b^{12} \div b^{5}=
5. 612×66÷68×62=6^{12} \times 6^{6} \div 6^{8} \times 6^{2}=
6. c5×c4=c^{5} \times c^{4}=

Studdy Solution

STEP 1

Assumptions1. The expressions are in the form of am×ana^{m} \times a^{n} or am÷ana^{m} \div a^{n}, where aa is the base and mm and nn are the exponents. . The properties of exponents are used to simplify the expressions. Specifically, when multiplying like bases, we add the exponents, and when dividing like bases, we subtract the exponents.

STEP 2

To simplify the expression 8×4^{8} \times^{4}, we add the exponents because the bases are the same and we are multiplying.
8×4=8+4^{8} \times^{4} =^{8+4}

STEP 3

Calculate the sum of the exponents.
38×3=3123^{8} \times3^{} =3^{12}

STEP 4

To simplify the expression 810×878^{10} \times8^{7}, we add the exponents because the bases are the same and we are multiplying.
810×87=810+78^{10} \times8^{7} =8^{10+7}

STEP 5

Calculate the sum of the exponents.
810×87=8178^{10} \times8^{7} =8^{17}

STEP 6

To simplify the expression m5×m2m^{5} \times m^{2}, we add the exponents because the bases are the same and we are multiplying.
m5×m2=m5+2m^{5} \times m^{2} = m^{5+2}

STEP 7

Calculate the sum of the exponents.
m5×m2=m7m^{5} \times m^{2} = m^{7}

STEP 8

To simplify the expression b12÷b5b^{12} \div b^{5}, we subtract the exponents because the bases are the same and we are dividing.
b12÷b5=b125b^{12} \div b^{5} = b^{12-5}

STEP 9

Calculate the difference of the exponents.
b12÷b5=b7b^{12} \div b^{5} = b^{7}

STEP 10

To simplify the expression 612×66÷68×626^{12} \times6^{6} \div6^{8} \times6^{2}, we add the exponents of the terms we are multiplying and subtract the exponents of the terms we are dividing.
612×66÷68×62=612+6826^{12} \times6^{6} \div6^{8} \times6^{2} =6^{12+6-8-2}

STEP 11

Calculate the sum and difference of the exponents.
6×66÷68×6=686^{} \times6^{6} \div6^{8} \times6^{} =6^{8}

STEP 12

To simplify the expression c5×c4c^{5} \times c^{4}, we add the exponents because the bases are the same and we are multiplying.
c5×c4=c5+4c^{5} \times c^{4} = c^{5+4}

STEP 13

Calculate the sum of the exponents.
c5×c=c9c^{5} \times c^{} = c^{9}So the simplified expressions are2. 38×3=3123^{8} \times3^{}=3^{12}
3. 810×87=8178^{10} \times8^{7}=8^{17} . m5×m2=m7m^{5} \times m^{2}=m^{7}
5. b12÷b5=b7b^{12} \div b^{5}=b^{7}
6. 612×66÷68×62=686^{12} \times6^{6} \div6^{8} \times6^{2}=6^{8}
7. c5×c=c9c^{5} \times c^{}=c^{9}

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