# Lincoln Anderson

Lincoln University

Precalculus

Precalculus teacher | Experienced educator in USA

With a focus on Precalculus, I bring expertise honed at Lincoln University. My passion lies in simplifying complex mathematical concepts, ensuring my students grasp every detail with clarity. I believe in fostering a supportive learning environment where questions are encouraged and understanding is paramount. Let's embark on a journey of mathematical discovery together.

## Questions

- Can a #2xx2# matrix be subtracted from a #3xx3# matrix?
- How do I find the vertex of #f(x)=x^2-8x+7#?
- How do you find the zeros of #x^3-3x^2+6x-18#?
- How do you solve # 2.54=-logx#?
- How do you write a polynomial function in standard form given the roots x=-3,0,0,5?
- How do you solve the quadratic #3+5/(2x)=1/x^2# using any method?
- How do you find all the zeros of #4x^3-2x^2-x+6#?
- How do you divide #(2x^3+3x^2-8x+3)div(x+3)#?
- How do you solve #ln x + ln (x+6) = 1/2 ln 9#?
- How do you write the equation of the line through (4, 7) and (-2, 1) in point-slope form?
- How do I graph the quadratic equation #y=x^2+4x+6#?
- How do I type the quadratic equation on here?
- How do you graph #f(x)=1/4x^2-2x-12# and identify the x intercepts, vertex?
- How do you find the quadratic function with vertex (5/2, -3/4) and point (-2,4)?
- How do you find the quadratic function with vertex (-5/2, 0) and point (-7/2, -16/3)?
- What are common mistakes students make with applications of quadratic functions?
- How do I solve the formula #16t^2 - vt - 40 = 0# for #t#?
- It is known that the equation #bx^2-(a-3b)x+b=0# has one real root. Prove that the equation #x^2+(a-b)x+(ab-b^2+1)=0# has no real roots.?
- How do you find all the zeros of #f(x) = x⁴ - 10x² + 24#?
- How do you find all the zeros of #f(x) = x^4 - 9x^3 + 24x^2 - 6x - 40#?