Each galaxy contains 10^11 stars. There are about 10^11 in the universe. About how many stars are in the universe?
On a test a student wrote 2^3 x 3^2= 65.
a, What mistake did the student make?
b, What is the value of 2^3 x 3^2?
Evaluate the expression. Round estimated answer to one decimal place.
square root121 - 4 square root25 -16
On a test a student wrote 2^3 x 3^2= 65.
a, What mistake did the student make?
b, What is the value of 2^3 x 3^2?
Evaluate the expression. Round estimated answer to one decimal place.
square root121 - 4 square root25 -16