Which of the following best describes the expression 7(y + 5)? а
The sum of two constant factors seven and five plus a variable
b
The product of two constant factors seven and five plus a variable
Oc
The sum of a constant factor of five and a factor with the product of two terms
Od
The product of a constant factor of seven and a factor with the sum of two terms

On the way home from visiting his family, vincent’s plane cruised at an altitude of 3.2 × 10^4 feet. he had heard that a man named felix baumgartner skydived from an altitude of 1.28 × 10^5 feet. vincent wants to know how much higher felix went on his skydiving trip. question 1 you have already seen how adding numbers works in either scientific notation or standard notation. but can you subtract numbers in scientific notation and get the same results as subtracting in standard notation? to find out, first solve vincent’s problem in standard notation. part a write the cruising altitude of vincent’s plane in standard notation.