2026 PRACTICE QUESTIONS AND SOLUTIONS
◉ 4=5 (lin equation) . Answer: 0 solutions
◉ 5=5 (lin equation) . Answer: infinite solutions
◉ distance formula . Answer: d squared= delta x squared plus delta y
squared
◉ Slope Intercept Formula . Answer: y=mx+b
◉ Point Slope Formula . Answer: y-y1=m(x-x1)
◉ Two Point Formula . Answer: y-y1=(y2-y1)/(x2-x1) x (x-x1)
◉ Standard Form of a Line . Answer: ax plus by equals c
◉ if dividing an inequality by a negative number . Answer: flip the sign
, ◉ Interval notation . Answer: Bracket= definite, parentheses =
indefinite
◉ Quadratic Formula . Answer: x equals -b plus or minus the square
root of b squared minus four ac over 2a
◉ the rule that generates a function is . Answer: y=f(x)
◉ rational expression . Answer: a fraction where the numerator and
denominator are polynomials
◉ x to the -n . Answer: 1 divided by x to the n
◉ x to the 1/n . Answer: n root x
◉ x to the p/n . Answer: (n square root) to p
◉ x to the a times x to the b . Answer: x to the a plus b
◉ (xy) to the a . Answer: x to the a times x to the b
◉ x to the a / x to the b . Answer: x to the a minus b