Precalculus Exam 1 (Unit 1) Review Problems and Solutions

Bill Kinney
Bill Kinney
840 بار بازدید - 2 سال پیش - I solve Precalculus Exam 1
I solve Precalculus Exam 1 Problems of these types: 1) Expand expressions, 2) factor expressions, 3) simplify expressions (including exponent properties), 4) solve equations (including quadratics), 5) rationalize the numerator and/or denominator, 6) solve inequalities, 7) find equations of lines, 8) equations of circles (complete the square) and 9) graphing, 10) solve a word problem about painting rates. These are problems from Unit 1. James Stewart Precalc book: https://amzn.to/3j4bRj0

🔴 "Precalculus Practice Problems and Solutions for Placement Exam for Calculus 1 and Precalculus": Precalculus Practice Problems and Sol...

#precalculus #algebra #algebra2

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(0:00) Expand the expressions (FOIL, Pascal's triangle...)
(7:32) Factor the expressions (quadratics and a cubic, includes the difference of two squares and the sum of two cubes)
(15:45) Simplify rational expressions
(22:02) Exponent properties simplification
(24:08) Find real solutions (quadratics)
(28:22) Solve rational function equation (real solutions)
(29:43) Solve square root equation (real solutions)
(33:36) Rationalize the denominator
(35:20) Rationalize the numerator
(36:49) Square, rationalize, and simplify
(39:40) Solve inequalities (sketch solution set and use interval notation)
(46:59) Equations of lines with given properties (slopes and intercepts)
(49:44) Distance, midpoint, equation of line
(53:27) Perpendicular bisector equation
(54:51) Equation of a circle with a given center and diameter
(56:52) Sketch the graph of x = y^2 - 4
(59:21) Complete the square to graph a circle
(1:01:16) Painting rate word problem (story problem). Set up and solve an equation involving rational functions.

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2 سال پیش در تاریخ 1401/11/04 منتشر شده است.
840 بـار بازدید شده
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