What is the probability of guessing the correct answer to the true-false question and the incorrect answer to the multiple-choice question? multiple choice question has 5 choices.

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

5× 1/2 = ? a) more than 5 because you are multiplying by a whole number b) 5/10 because you multiply the numerator and denominator by 5 c) less than 5 because you are multiplying by a number that is more than 1 d) less than 5 because you are multiplying by a number that is less than 1

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form