# Past Exam for MA 103 - INTERMEDIATE ALGEBRA with Katiraie at Montgomery College (MC)

## Exam Information

 Material Type: Exam Professor: Katiraie Class: MA 103 - INTERMEDIATE ALGEBRA Subject: Mathematics University: Montgomery College Term: Fall 2008 Keywords: Scientific Notation      ## Sample Document Text

Math 103 - Section 1.4 Name___________________________________ Multiply and simplify. Leave your answer in exponential notation. 1) 23 � 27 1) 2) 3a4 � 7a7 2) 3) (7n5 )� (-4n7) 3) 4) (x5y7)(x8y2z0) 4) Divide and simplify. 5) a9 a5 5) 6) -16x7y4 -2x4y2 6) 7) 40x10y4z12 5x6y z3 7) 8) 40x7 5x4 8) Evaluate the expression. 9) Evaluate for x = 8: - x0 9) 10) Evaluate for x = -3: (9x)0 10) 11) Evaluate for x = -3: 4x0 11) 12) Evaluate for x = -5: - 2x0 12) Simplify. 13) -62 13) 1 14) (-7)4 14) 15) (-5)-3 15) 16) (-5)-2 16) 17) -2-2 17) 18) -1-3 18) Write an equivalent expression without negative exponents and, if possible, simplify. 19) x-3 19) 20) 1 3-7 20) 21) 3a-4 21) 22) (4x)-4 22) 23) x-2y7 z-3 23) Write an equivalent expression with negative exponents. 24) 1 94 24) 25) x6 25) 26) 6x4 26) 27) -2y4 27) Simplify. Write your answer using only positive exponents. Assume that all variables represent nonzero numbers. 28) 3-4 � 36 28) 29) x-4� x2� x-6 2...