Question

Which of the following statements is true?

a. Any number raised to the zero power equals zero.
b. Any number raised to a negative power equals a negative number.
c. Negative numbers can be written in scientific notation.
d. The product of two powers with the same base equals the base raised to the sum of the exponents.

Answer 1

c or d

Answer 2

a, i think

Answer 3

anything to the 0 is 1

Answer 4

no it = 1

Answer 5

no its not a

Answer 6

it c or d

Answer 7

it is not A.

Answer 8

a is false x^0=1 for x=\=0, b is false x^(-y)=1/(x^y),

Answer 9

yes its not a

Answer 10

because it becomes 0.???

Answer 11

any number raised to zero is 1, not zero (other than 0 itself, which is undefined)

Answer 12

-100 in scientific notation -1.0 * 10^2

Answer 13

a*a*a = a^3
a*a = a^2
a^1 = 1*a^1 = a
a^0 = 1*a^0 = 1

Answer 14

C is true, but im not sure of D, too tired

Answer 15

a is not true as 0^0 is undefined