A differential equation and a solution are given below. Find a second linearly independent solution using reduction of order. (1−2t−t2)x′′+2(t+1)x′−2x=0;t>0;x 1(t)=t+1(1−2t−t2)x″+2(t+1)x′−2x=0;t >0;x1(t)=t+1

25) 56(1) = 5b a. identity property of addition b. identity property of multiplication c. commutative property of multiplication d. commutative property of addition

Anumber cube is rolled two times in a row. find the probability it will land on 2 on the first roll and a number greater then 4 on the second roll

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?