What is 0.49 written in scientific notation? 4.1109 × 10−1. 4.9×10 − 1. 4.901×10−1. 4.09×10−1

What value is equivalent to 5 + [5 × (4 + 2)]? a) 35 b) 45 c) 60 d) 110

Twenty-five percent of the customers entering a grocery store between 5 p. m. and 7 p. m. use an express checkout. consider five randomly selected customers, and let x denote the number among the five who use the express checkout.

Which of the following are accepted without proof in a logical system? check all that apply.