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Answer Key for Final Review Problems - College Algebra | MATH 120, Study notes of Algebra

final review answers Material Type: Notes; Professor: Cally; Class: College Algebra; Subject: Mathematics; University: Lansing Community College;

Typology: Study notes

2011/2012

Uploaded on 03/04/2012

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Answer Key Testname: 120 FINAL REV 1B 2B ye “2 4B 5) approximately 28% 6) 1975 DA 8) minimum: (2, -14); maximum: (-2, 18) aC IW) y-4=3-3) or yo 7~S0e-7) 1) 12) 13) D 14) A 15) C 16) $283 per year I7) A 18) f(x) = 1x, g(x) = x2 - 4 19) B 20) ¢ 14 21) f domain = (0, »); range = (-8, ») f-1 domain = (0, «); range - (-8, ©) 22) B 23) {7} 24) {9} 25) {25} 26) B 27) 80 28) C 29) $4000 invested at 6%; $6000 invested at 11% 30) D 31) Width = 30 ft; length = 67 ft 32) {-4, 5} 33) 34)C 35) 8 ft 36) 18 in. by 18 in. 37) |-1, #) 101234567 8 9101112131415 41) C 42) jo) = &-3)2 -3 43) B 44) 4.5 inches 45) -2 46) D ANC 48) D