Use an Euler diagram to determine whether the argument is valid or invalid.All students who study get better grades.Roger is a student who studies.  Therefore, Roger will get better grades.

A. valid
B. invalid


Answer: A

Mathematics

You might also like to view...

Which of the following data plots may be modeled by an exponential function? ?

A. ?


B. ?


C. ?


D. ?


Mathematics

Simplify the expression. The result will be one of sin x, cos x, tan x, cot x, sec x, csc x.cos x(tan x + cot x)

A. csc x B. sin x C. cot x D. sec x

Mathematics

Provide an appropriate response.The simple interest for an account is jointly proportional to the time and principal. The quarterly interest for an account balance of $6,000 is $82.50. Find the interest on a balance of $25,000 for 9 months.

A. $3,381.82 B. $1,031.25 C. $1,833.33 D. $2,800

Mathematics

Indicate whether the statement is true always, sometimes, or never.The sum of two imaginary numbers is an imaginary number.

A. Always B. Sometimes C. Never

Mathematics