Mathnasium Review Exam Questions With Correct Answers
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Course
Mathnasium
Institution
Mathnasium
Mathnasium Review Exam Questions With
Correct Answers
What is a real number? - answerany number without 'i'
what is a constant? - answerspecific fixed number
What is an integer? - answera whole number
What does quotient mean? - answerto divide
Complementary angles - answeradd to 90 degrees
s...
how do you add matrices? - answer✔Simply add the corresponding places (if they are different
sizes then it is undefined)
how do you multiply matrices by a constant? - answer✔just multiply every number by the
constant and leave it in the same shape
how do you multiply matrices by another matrix? - answer✔there should be the same number of
rows as the first matrix and the same number of columns as the second, and do almost a foiling
method
How do you simplify a matrix? - answer✔I a b I
I c d I = ad-bc
How do you remember absolute value inequalities? - answer✔greatOR, less thAND
What should you always be on the lookout for regarding squares and square roots? -
answer✔two answers
slope of a horizontal line - answer✔zero
slope of a vertical line - answer✔undefined
what is the discriminant? - answer✔b^2-4ac
What does a discriminant tell you? - answer✔if 0=1 solution
if + = 2 real solutions
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