John Rhodes, Math Teacher at Senioritis.io

John Rhodes
June 21, 2023
Linear Algebra

Proving Linear Dependency: The Relationship Between Z And Span{X, Y}.

HW 4: If {x, y} is linearly independent, and if z is in Span{x, y}, then {x, y, z} is linearly dependent. TRUE. Since z is in...

John Rhodes
June 21, 2023
Linear Algebra

Proving The Statement: If A System Has Infinitely Many Solutions, The Matrix Isn’T Invertible.

HW 5: Let A be an n × n matrix, and b be a vector in R^n . If the system Ax = b has infinitely many...

John Rhodes
June 21, 2023
Linear Algebra

How To Prove That If Ab = Ac And A Is An Invertible Square Matrix, B = C

HW 5: Let A be an invertible square matrix. If AB = AC, then B = C. TRUE. AB = AC–> A^−1 (AB) = A^−1 (AC) –>...

John Rhodes
June 21, 2023
Arithmetic

Negative Numbers: Importance And Applications In Mathematics

negative numbers Numbers that are less than zero. Numbers to the left of zero on a number line. Negative numbers are numbers that are less than zero....

John Rhodes
June 21, 2023
Arithmetic

Mastering The Basics: Withdrawals And Debits From Your Bank Account

withdraw/debit To take money out of a bank account would be a withdraw (represented by a negative number). Withdrawal or debit refers to the process of removing...

John Rhodes
June 21, 2023
Arithmetic

The Difference Between Credit And Deposit In The Banking Industry: A Guide For Financial Literacy

credit/deposit To put money into a bank account (represented by a positive number). Credit and deposit are two terms that are commonly used in the banking industry....

John Rhodes
June 21, 2023
Arithmetic

Different Types Of Debt: Importance Of Responsible Management

debt An amount of money you owe to a bank or a person (represented by a negative number). Debt is the amount of money that an individual...

John Rhodes
June 21, 2023
Arithmetic

Rational Numbers: Definition, Examples, And Applications

rational numbers Any number that can be written as a ratio of a/b where a and b are integers and b is not equal to 0. Rational...