## Transcribed Text

1 Simplify the expression
(x+3y-5z)-(x-2y+42)
Classify the answer by number of terms and degree. (choose best answer)
1st-degree monomial
1st -degree binomial
1st-degre trinomial
2nd degree binomial
2nd degree trinomial
2. Simplify the expression.
3(x-1)-2(x2+4x+5)-5(x+7)
Classify the answer by number of terms and degree (choose best answer)
1st degree monomial
1st degree binomial
1st t-degree trinomial
2nd degree binomial
2nd degree trinomia
3 Simplify the expression.
(3x- 1)(x²+4x- 3)
4. Simplify the expression.
(x 4)(2x 5). 1)(x 6)
5. fopsible, completely factor the expression. (If the expression is not factor able, enter NF.)
x2 -2x-3
6. Completely factor the expression.
10x+ 16
7. Factor the expression byusing areas
x2+x-42
8 Let x=2 andy= 3. Find the value of the given capital letter.
N=x²+ 2xy 1
N=
9 Suppose that spreadsheet contains the following values
6, -4,2, (cell A, E C,D)
Determine the value of cell El ifi contains the following formulas
(a) A1+B1
E1 =
(b)+2*A1+5*B1
E1 =
5*B1)
E1 =
(d)+A1+ D1 or @sum(A1 D1)
E1 =
10. Solveth equations.
(a)2D+5=9
D=
(b)28E-7=0
E=
11. Solve the equations.
(a) 3L/4=4
L=
(b)3=2M/3+9
M=
12. Solve the equation
3(W+2)-4(W+4)=0
w=
13 Solve the equation (Enter your answers as comma separated list. If there is norealsolution, enter
NO REAL SOLUTION.)
X²-14x+42=0
x=
14. Young's Rule for calculating child's dosage for medication is
CHILD'S DOSE = AGE OF CHILD/AGE OF CHILD 12 ADULT DOSE.
(a) If an adult's dose of a particular medication is 100mg, what the dose for 6 i-year old child? (Round
your answer to one decimal place.)
mg
(b) If a 12-year old child's dose of particular medication is 15 mg, what is the adult's dose?
mg

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