Tanic 1 Assessment DATE 9-23-19 213 Evaluate the expressien. Evaluate the expression when x = -2, y 3, and z = -1. 1.-6 4 3y2 2. 3. 0.4z(2y + x) Simplify the expression 4, 4x22 5. 5(2x 4)3(-3x+ 7) 6. (x3x 1)- (4x Sx +6) Evaluate the expression. 18 3 25 ( +54x) (3x26x + 2) Simplify the expression, If possible. Write your answer as a power. i. 23 20 10 (53)2 11 (3a)3 (2a)2 Evaluate the expression. Write your answer as a fraction in simplest form. Eveluate the expression. 1. - 13 6-2.6-5 14.. 42 72 7-1 15 16 Approximate ,38 Simplity the expreasion. The simplified expression should have no negative exponents. 20 3 21. 22 23. 32tb-2 3ab7 2a b 2a Simplity the expreesion. 16ab2 Find the produet. 2L 4.2/8 29 (-(812 ) 3@4(- + 2: - 7) a 43-7/3 2 Simplity the expression by using the distributive preperty and combining Ilike terms. 2 &x 3-1) 3. -3(a+ 4) + Sa a 20+4)-2x 3-) 0.040.75x + 2(0.03x-1) 3 (-2) ++3) 34-3 -2) . (2+5x-4x + -2)

-3(7-3(x+6))+x=9 how do I do this

fuildx = Sxdx y'da 79-4 formula fox antb Use the formula the left side In (79-4) C > 72 2 11 In (ax+b) to evaluate a +C₁ (N)

Prove that the expression 2y2 - 128 is equal to 2(x? + 2) (x² – 2) (x8 + 4x* + 16) Answer:

50 (x²+2X +1) (x*+リ 5) 100 Xー>め

Question 8 page 10

expression

-6 x+3 Show your work: O [-6] O (-6, 0) O (-6, 3) O (-0, -6] U (-3, o0)

6

13 (19x - 1) I= m/B= m/C= (13x - 5) A B (don't forget the degree symbol) (don't forget the degree symbol)