Brian McLogan
Algebra 2 - Learn how to divide an imaginary number by a complex number by rationalizing denominator
In this video playlist you will learn everything you need to know with complex and imaginary numbers i/(4-i)
Brian McLogan
Algebra 2 - Learn how to simplify dividing by an imaginary number 2/8i
In this video tutorial I show you how to divide complex numbers. Since complex numbers have an imaginary part which we cannot divide into other numbers we rewrite the expression by multiplying by i or the conjugate on the denominator or...
Brian McLogan
Simplifying a rational trigonometric identity
👉 Learn how to verify trigonometric identities having rational expressions. To verify trigonometric expression means to verify that the terms on the left-hand side of the equality sign is equal to the terms on the right-hand side. To...
Brian McLogan
Algebra 2 - Simplifying a complex rational expression - Online Tutor 2/(4-5i)
In this video tutorial I show you how to divide complex numbers. Since complex numbers have an imaginary part which we cannot divide into other numbers we rewrite the expression by multiplying by i or the conjugate on the denominator or...
Brian McLogan
Evaluate tangent of an angle using the sum formula
👉 Learn how to evaluate the tangent of an angle in degrees using the sum/difference formulas. To do this, we first express the given angle as a sum or a difference of two (easy to evaluate) angles, then we use the unit circle and the...
Brian McLogan
Algebra 2 - Subtraction two rational expressions with complex numbers, ((1 + i)/i) - (3/(4 - i))
In this video playlist you will learn everything you need to know with complex and imaginary numbers ((1 + i)/i) - (3/(4 - i))
Brian McLogan
How to write a polynomial function when 1 zero is root of integer
👉 Learn how to write the equation of a polynomial when given irrational zeros. Recall that a polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers....
Brian McLogan
Given complex zeros find the polynomial - Online Tutor
👉 Learn how to write the equation of a polynomial when given complex zeros. Recall that a polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers. The...
Math Fortress
Calculus II: Trigonometric Integrals (Level 7 of 7)
This video concludes the methods for solving trigonometric integrals that contain combinations of sine and cosine. This video covers 4 challenging examples that require the use of different trigonometric identities, multiplying by the...
Brian McLogan
Evaluating the exact value using sum formula for tangent, tan
👉 Learn how to evaluate the tangent of an angle in degrees using the sum/difference formulas. To do this, we first express the given angle as a sum or a difference of two (easy to evaluate) angles, then we use the unit circle and the...
Brian McLogan
Dividing by a binomial with a radical expression
👉 Learn how to divide rational expressions having square root binomials. To divide a rational expression having a binomial denominator with a square root radical in one of the terms of the denominator, we multiply both the numerator and...
Brian McLogan
Master Writing the equation of a polynomial given irrational zeros
Master Writing the equation of a polynomial given irrational zeros
Brian McLogan
Algebra 2 Math tutorial for how to simplify the quotient by dividing complex numbers using conjugate
In this video playlist you will learn everything you need to know with complex and imaginary numbers (3 + i)/(4 - i)
Brian McLogan
Algebra 2 - Simplifying complex numbers rational expression (2-4i) / (1+3i)
In this video tutorial I show you how to divide complex numbers. Since complex numbers have an imaginary part which we cannot divide into other numbers we rewrite the expression by multiplying by i or the conjugate on the denominator or...
Brian McLogan
Finding the polynomial when given imaginary zeros - Online Math Tutor
👉 Learn how to write the equation of a polynomial when given imaginary zeros. Recall that a polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers. The...
Brian McLogan
Algebra 2 - What does multiplying the complex conjugate look like, (3 - 2i)
In this video playlist you will learn everything you need to know with complex and imaginary numbers (3 - 2i)
Brian McLogan
Simplifying a rational expression with an imaginary number
In this video series I show you how to simplify rational complex numbers. We do this by eliminating dividing by an imaginary number. We can either do this by multiplying by i which produces -1 or multiplying by the conjugate of a...
Brian McLogan
Write the equation of the polynomial given the zeros
👉 Learn how to write the equation of a polynomial when given irrational zeros. Recall that a polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers....
Brian McLogan
Learn how to rationalize the denominator with a binomial and cube root of a number
👉 Learn how to find the cube root of rational expressions. To find the cube root of a rational expression, we first express the rational expression as the cube root of the numerator divided by the cube root of the denominator. Next we...
Brian McLogan
Master writing the equation of a polynomial give complex zeros
Master writing the equation of a polynomial give complex zeros
Brian McLogan
Learn how to divide a radical binomial by rationalizing the denominator
👉 Learn how to divide rational expressions having square root binomials. To divide a rational expression having a binomial denominator with a square root radical in one of the terms of the denominator, we multiply both the numerator and...
Englishing
Lesson on BE USED TO vs. GET USED TO (I am used to going to school - I am getting used to driving)
This video is about be used to and get used to. This lesson focuses on the main difference between these two grammatical forms. Be used to is being accustomed to sth. Instead, get used to means to become accustomed to sth. The teacher...
Brian McLogan
Algebra 2 - How to divide complex numbers (-5-9i) / (9+8i)
In this video tutorial I show you how to divide complex numbers. Since complex numbers have an imaginary part which we cannot divide into other numbers we rewrite the expression by multiplying by i or the conjugate on the denominator or...
Brian McLogan
Write the equation of the polynomial given the zeros
👉 Learn how to write the equation of a polynomial when given complex zeros. Recall that a polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers. The...