In scientific notation, what is the sum of 2.3 times 10^{-3} and 5.4 times 10^{-4}?
a. 2.84 times 10^{-3}
b. 5.63 times 10^{-3}
c. 7.7 times 10^{-7}
d. 12.42 times 10^{-12}

2

the formula of a slope:

we have the points (-2, 7) and (2, 3). substitute:

hi there!

question 1 answer: p/q can be terminating when q = 5^m * 2^n

question 2 answer: -1 and -1

question 3 answer: -4

question 4 answer: 5/12

hope this : )