CLEP College Algebra questions and answers with solutions 2024.
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Course
American Government Clep
Institution
American Government Clep
CLEP College Algebra questions and answers with solutions 2024.
CLEP College Algebra questions and answers with solutions 2024.
CLEP College Algebra questions and answers with solutions 2024.
CLEP College Algebra questions and answers with solutions 2024.
factoring: sum and difference of 2 cubes - correct Answers ✔✔ -
x^3+y^3=(x+y)(x^2-xy+y^2)
x^3-y^3=(x-y)(x^2+xy+y^2)
slope of line (given two points) - correct Answers ✔✔ -m = rise over run
y2-y1/x2-x1
, equation of line slope-intercept form (given m and y-intercept) - correct
Answers ✔✔ -y=mx+b m is slope and b is y intercept
point slope form (given two points) - correct Answers ✔✔ -(y-y1)=m(x-x1)
intercept form (given x and y intercept) - correct Answers ✔✔ -x/a + y/b
=1
slope of perpendicular lines - correct Answers ✔✔ -inverses on each other
ex. m=b inverse slope is 1/2
discriminant used to determine the number of real solutions - correct
Answers ✔✔ -b^2-4ac = > 0 is 2 real solutions
=0 is 1 real solution
< 0 is 0 real or 2 imaginary solutions
logarithm addition - correct Answers ✔✔ -log a + log b = log ab
logarithm subtraction - correct Answers ✔✔ -log a - log b = log a/b
logarithm power rule - correct Answers ✔✔ -log a^b = b log a
combination of n choose r - correct Answers ✔✔ -nCr= n!/r!(n-r)!
determinant of 2x2 matrix - correct Answers ✔✔ -a b
c d = ad-bc
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