Cumulative Exam — Cumulative exam Answers
46 verified answers1 views
41
Free Preview
What is the approximate value of a local maximum for the polynomial?
A
–4.5B
–2.5C
0.5D
2.542
Free Preview
What is the value of 53i 9?
A
–125iB
–15iC
15iD
125i44
Which is the graph of f(x) = (x + 3)(x – 2)?
A
OptionB
OptionC
OptionD
Option45
What is the additive inverse of the complex number –12 + 4i?
A
–12 – 4iB
–12 + 4iC
12 – 4iD
12 + 4i46
Based on the type of equations in the system, what is the greatest possible number of solutions?
A
1B
2C
3D
447
Which system is equivalent to ?
A
StartLayout Enlarged left-brace 1st Row 5 x squared + 6 y squared = 50 2nd row negative 21 x squared minus 6 y squared = 10 EndLayout
B
StartLayout Enlarged left-brace 1st Row 5 x squared + 6 y squared = 50 2nd row negative 21 x squared minus 6 y squared = 30 EndLayout
C
StartLayout Enlarged left-brace 1st Row 35 x squared + 42 y squared = 250 2nd row negative 35 x squared minus 10 y squared = negative 50 EndLayout
D
StartLayout Enlarged left-brace 1st Row 35 x squared + 42 y squared = 350 2nd row negative 35 x squared minus 10 y squared = negative 50 EndLayout
48
Which graph shows the solution to the system of linear inequalities?2x – 3y <12y < –3
A
OptionB
OptionC
OptionD
Option49
Using the quadratic formula to solve 2x2 = 4x – 7, what are the values of x?
A
2 plus-or-minus StartRoot 10 EndRoot i
B
1 plus-or-minus StartRoot 10 EndRoot i
C
StartFraction 2 plus-or-minus StartRoot 10 EndRoot i Over 2 EndFraction
D
1 plus-or-minus StartRoot 5 EndRoot i
50
Which value must be added to the expression x2 – 3x to make it a perfect-square trinomial?
A
Three-halves
B
Nine-fourths
C
6D
9Did you find these answers helpful?
Verified answers available
TRY EDGENUITY HACKS
- Auto Complete Exams
- Auto Complete Assignments
- Skip Videos Instantly
50,000+ students using this