Mathematics > EXAM > Algebra 1 complete question and answers grade A+ (All)

Simplify each expression. Use positive exponents. 1. m 3 n –6p 0 m 3∗1 n 6 ∗1 = m 3 n 6 2. 4 3 2 a b ab a 4 a ∗b −3−(−2) a 3∗b −3 +2 a 3∗b ... −1 = a 3 b 3. (x –2y –4x 3 ) –2 ( x −2∗x 3∗ y −4 ) −2 ( x −2+3∗y −4 ) −2 ( x∗y −4 ) −2 x ¿ ¿ ¿ ¿ x −2 y 8 = y 8 x 2 4. Write the explicit formula that represents the geometric sequence -2, 8, -32, 128 Common ratio is r = -4 First term a = -2 n th term of geometric sequence an=a1∗r n −1 The formula = an=−2(−4) n−1 5. Evaluate the function f (x) 4 • 7x for x 1 and x = 2. Show your work. f ( x )=4∗7 x where x= -1, x =2 when x=−1 https://www.coursehero.com/file/66102919/Algebra-1-Quarter3-Examdocx/ This study resource was shared via CourseHero.com f (−1)=4∗7 −1 ¿ 4 7 when x=2 f (2)=4∗7 2 ¿4∗49 ¿196 6. Simplify the quotient 4.5 x103 9x 107 . Write your answer in scientific notation. Show your work. 4.5 x103 9 x 107 = 4500 90000000 = 45 900000 = 1 20000 =0.5∗10 −4 = 5∗1 0 −5 Simplify the expressions. Show your work. 7. 3x(4x 4 – 5x) (3 x )( 4 x 4 )−(3x ) (5 x) 12x 1+4−15x 1 +1 12x 5−15 x 2 8. (5x 4 – 3x 3 + 6x) – ( 3x 3 + 11x 2 – 8x) 5 x 4−3 x 3 +6 x−3 x 3−11 x 2 +8 x 5 x 4−3 x 3−3 x 3−11 x 2 +8 x+6 x 5 x 4−6 x 3−11 x 2 +14 x [Show More]

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