AnswersCA-Common Core Math II A-CRModeling with Quadratic Equations

Modeling with Quadratic Equations Answers

6 verified answers5 views
1
Free Preview

Which quadratic equation would be used to solve for the unknown dimensions?

A
0 = 2w2
B
512 = w2
C
512 = 2w2
D
512 = 2l + 2w
2
Free Preview

The length of the backyard is feet.

A
–32
B
–16
C
16
D
32
3

The width of the backyard is feet.

A
–32
B
–16
C
16
D
32
4

He uses the Pythagorean theorem to write an equation to determine the width of the garden.(x)2 + (x + 4)2 = (12)2x2 + x2 + 8x + 16 = 1442x2 + 8x – 128 = 0What are the approximate dimensions of the garden?

A
6.2 ft by 2.2 ft
B
6.2 ft by 10.2 ft
C
10.2 ft by 2.2 ft
5

What is the value of x that makes sense in this context?

A
0 ft
B
8 ft
C
16 ft
D
32 ft
6

What are the dimensions of the new garden?

A
32 ft by 32 ft
B
64 ft by 16 ft
C
64 ft by 32 ft
D
32 ft by 16 ft

Did you find these answers helpful?

More from this Course

Assignment
20 verified answers

Lesson 7: Modeling with Quadratic Equations

Instruction
15 verified answers

Instruction

Assignment
23 verified answers

Solving Linear-Quadratic Systems

Modeling with Quadratic Equations Answers…